Q: What is the sum of all factors of the number 1,259,640 including 1,259,640?

A: 4,095,000

Why is 4,095,000 the sum of all factors of 1,259,640, including 1,259,640?

The factors of the number 1,259,640 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3499, 6998, 10497, 13996, 17495, 20994, 27992, 31491, 34990, 41988, 52485, 62982, 69980, 83976, 104970, 125964, 139960, 157455, 209940, 251928, 314910, 419880, 629820, 1259640.

If you add them up, you will get the total of 4,095,000.