Q: What is the sum of all factors of the number 8,391,760 including 8,391,760?

A: 21,014,280

Why is 21,014,280 the sum of all factors of 8,391,760, including 8,391,760?

The factors of the number 8,391,760 are: 1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8069, 16138, 32276, 40345, 64552, 80690, 104897, 129104, 161380, 209794, 322760, 419588, 524485, 645520, 839176, 1048970, 1678352, 2097940, 4195880, 8391760.

If you add them up, you will get the total of 21,014,280.