Q: What is the sum of all factors of the number 30,771,220 excluding 30,771,220?

A: 36,041,792

Why is 36,041,792 the sum of all factors of 30,771,220, excluding 30,771,220?

The factors of the number 30,771,220 are: 1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1601, 1922, 3202, 3844, 4805, 6404, 8005, 9610, 16010, 19220, 32020, 49631, 99262, 198524, 248155, 496310, 992620, 1538561, 3077122, 6154244, 7692805, 15385610, 30771220.

If you add them up, you will get the total of 30,771,256. Now subtract 30,771,220 to get 36,041,792