Q: What is the sum of all factors of the number 301,301,260 excluding 301,301,260?

A: 388,775,540

Why is 388,775,540 the sum of all factors of 301,301,260, excluding 301,301,260?

The factors of the number 301,301,260 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 14669, 20540, 29338, 58676, 73345, 146690, 190697, 293380, 381394, 762788, 953485, 1158851, 1906970, 2317702, 3813940, 4635404, 5794255, 11588510, 15065063, 23177020, 30130126, 60260252, 75325315, 150650630, 301301260.

If you add them up, you will get the total of 301,301,648. Now subtract 301,301,260 to get 388,775,540