Q: What is the sum of all factors of the number 320,200,308 excluding 320,200,308?

A: 490,351,980

Why is 490,351,980 the sum of all factors of 320,200,308, excluding 320,200,308?

The factors of the number 320,200,308 are: 1, 2, 3, 4, 6, 9, 12, 18, 36, 743, 1486, 2229, 2972, 4458, 6687, 8916, 11971, 13374, 23942, 26748, 35913, 47884, 71826, 107739, 143652, 215478, 430956, 8894453, 17788906, 26683359, 35577812, 53366718, 80050077, 106733436, 160100154, 320200308.

If you add them up, you will get the total of 320,200,798. Now subtract 320,200,308 to get 490,351,980