# What is the sum of all factors?

## What is the sum of all factors?

The formula for the sum of all factors is given by; Sum of factors of N = [(Xa+1-1)/X-1] × [(Yb+1-1)/Y-1] × [(Zc+1-1)/Z-1]

## What is the sum of all the factors of 40?

90
40 has 8 factors: 1, 2, 4, 5, 8, 10, 20, 40. Adding the factors up, the total is 90.

What is the sum of first 45 natural numbers?

1035
Therefore, the value of the sum of the first 45 natural numbers is 1035.

What is the sum of 1 45?

Therefore, the value of the sum of the first 45 natural numbers is 1035. Hence, option (a) is the correct answer.

### What is the natural number of 45?

45 (forty-five) is the natural number following 44 and followed by 46….45 (number)

← 44 45 46 →
← 40 41 42 43 44 45 46 47 48 49 → List of numbers — Integers ← 0 10 20 30 40 50 60 70 80 90 →
Cardinal forty-five
Ordinal 45th (forty-fifth)
Factorization 32 × 5

### What is a multiple of 45?

Hurray! In the end, you have a total of 20 multiples of 45 are 45, 90, 135, 180, 225, 270, 315, 360, 405, 450, 495, 540, 585, 630, 675, 720, 765, 810, 855, 900. Important Notes: First 5 multiples of 45 are 45, 90, 135, 180, and 225.

How many natural numbers from 1 are added to get sum is 45?

Answer: The number series 1, 2, 3, 4, . . . . , 44, 45. Therefore, 1035 is the sum of positive integers upto 45.

What is the greatest common factor of 45 and 55?

The first step to find the gcf of 45 and 55 is to list the factors of each number. The factors of 45 are 1, 3, 5, 9, 15 and 45. The factors of 55 are 1, 5, 11 and 55. So, the Greatest Common Factor for these numbers is 5 because it divides all them without a remainder.

1 × 45 = 45

• 3 × 15 = 45
• 5 × 9 = 45
• 9 × 5 = 45
• 15 × 3 = 45
• #### What are the factors of 24 and 45?

The Greatest Common Factor (GCF) for 24 and 45, notation CGF (24,45), is 3. Explanation: The factors of 24 are 1,2,3,4,6,8,12,24; The factors of 45 are 1,3,5,9,15,45. So, as we can see, the Greatest Common Factor or Divisor is 3, because it is the greatest number that divides evenly into all of them.

What are the factors of 45 [solved]?

× 45 = 45

• × 15 = 45
• × 9 = 45
• × 5 = 45
• × 3 = 45