Q: What is the sum of all factors of the number 1,209,020 including 1,209,020?
A: 2,583,168
The factors of the number 1,209,020 are: 1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 991, 1220, 1982, 3964, 4955, 9910, 19820, 60451, 120902, 241804, 302255, 604510, 1209020.
If you add them up, you will get the total of 2,583,168.