Q: What is the sum of all factors of the number 856,830 excluding 856,830?

A: 1,370,922

Why is 1,370,922 the sum of all factors of 856,830, excluding 856,830?

The factors of the number 856,830 are: 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2197, 2535, 4394, 5070, 6591, 10985, 13182, 21970, 28561, 32955, 57122, 65910, 85683, 142805, 171366, 285610, 428415, 856830.

If you add them up, you will get the total of 856,831. Now subtract 856,830 to get 1,370,922