Q: What is the sum of all factors of the number 2,128,820 including 2,128,820?
A: 4,470,564
The factors of the number 2,128,820 are: 1, 2, 4, 5, 10, 20, 106441, 212882, 425764, 532205, 1064410, 2128820.
If you add them up, you will get the total of 4,470,564.