Q: What is the sum of all factors of the number 1,390,678 including 1,390,678?
A: 2,120,400
The factors of the number 1,390,678 are: 1, 2, 61, 122, 11399, 22798, 695339, 1390678.
If you add them up, you will get the total of 2,120,400.