Q: What is the sum of all factors of the number 1,311,340 including 1,311,340?
A: 2,777,040
The factors of the number 1,311,340 are: 1, 2, 4, 5, 10, 20, 173, 346, 379, 692, 758, 865, 1516, 1730, 1895, 3460, 3790, 7580, 65567, 131134, 262268, 327835, 655670, 1311340.
If you add them up, you will get the total of 2,777,040.