Q: What is the sum of all factors of the number 123,730,640 excluding 123,730,640?

A: 190,097,488

Why is 190,097,488 the sum of all factors of 123,730,640, excluding 123,730,640?

The factors of the number 123,730,640 are: 1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 140603, 281206, 562412, 703015, 1124824, 1406030, 1546633, 2249648, 2812060, 3093266, 5624120, 6186532, 7733165, 11248240, 12373064, 15466330, 24746128, 30932660, 61865320, 123730640.

If you add them up, you will get the total of 123,730,830. Now subtract 123,730,640 to get 190,097,488