Q: What is the sum of all factors of the number 311,220,130 excluding 311,220,130?

A: 318,304,094

Why is 318,304,094 the sum of all factors of 311,220,130, excluding 311,220,130?

The factors of the number 311,220,130 are: 1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 104087, 208174, 520435, 1040870, 1353131, 2394001, 2706262, 4788002, 6765655, 11970005, 13531310, 23940010, 31122013, 62244026, 155610065, 311220130.

If you add them up, you will get the total of 311,220,448. Now subtract 311,220,130 to get 318,304,094