Q: What is the sum of all factors of the number 1,338,620 including 1,338,620?
A: 2,811,144
The factors of the number 1,338,620 are: 1, 2, 4, 5, 10, 20, 66931, 133862, 267724, 334655, 669310, 1338620.
If you add them up, you will get the total of 2,811,144.