Q: What is the sum of all factors of the number 400,620,120 including 400,620,120?

A: 1,201,860,720

Why is 1,201,860,720 the sum of all factors of 400,620,120, including 400,620,120?

The factors of the number 400,620,120 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3338501, 6677002, 10015503, 13354004, 16692505, 20031006, 26708008, 33385010, 40062012, 50077515, 66770020, 80124024, 100155030, 133540040, 200310060, 400620120.

If you add them up, you will get the total of 1,201,860,720.