Q: What is the sum of all factors of the number 2,641,978 including 2,641,978?
A: 3,970,260
The factors of the number 2,641,978 are: 1, 2, 821, 1609, 1642, 3218, 1320989, 2641978.
If you add them up, you will get the total of 3,970,260.