Q: What is the sum of all factors of the number 5,209,640 including 5,209,640?
A: 11,721,780
The factors of the number 5,209,640 are: 1, 2, 4, 5, 8, 10, 20, 40, 130241, 260482, 520964, 651205, 1041928, 1302410, 2604820, 5209640.
If you add them up, you will get the total of 11,721,780.