Q: What is the sum of all factors of the number 770,564,120 excluding 770,564,120?

A: 981,087,880

Why is 981,087,880 the sum of all factors of 770,564,120, excluding 770,564,120?

The factors of the number 770,564,120 are: 1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 198599, 397198, 794396, 992995, 1588792, 1985990, 3971980, 7943960, 19264103, 38528206, 77056412, 96320515, 154112824, 192641030, 385282060, 770564120.

If you add them up, you will get the total of 770,565,101. Now subtract 770,564,120 to get 981,087,880