Q: What is the sum of all factors of the number 40,215,100 excluding 40,215,100?

A: 47,669,900

Why is 47,669,900 the sum of all factors of 40,215,100, excluding 40,215,100?

The factors of the number 40,215,100 are: 1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1490, 2699, 2980, 3725, 5398, 7450, 10796, 13495, 14900, 26990, 53980, 67475, 134950, 269900, 402151, 804302, 1608604, 2010755, 4021510, 8043020, 10053775, 20107550, 40215100.

If you add them up, you will get the total of 40,215,147. Now subtract 40,215,100 to get 47,669,900