Q: What is the sum of all factors of the number 4,321,840 including 4,321,840?

A: 10,177,920

Why is 10,177,920 the sum of all factors of 4,321,840, including 4,321,840?

The factors of the number 4,321,840 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 607, 712, 890, 1214, 1424, 1780, 2428, 3035, 3560, 4856, 6070, 7120, 9712, 12140, 24280, 48560, 54023, 108046, 216092, 270115, 432184, 540230, 864368, 1080460, 2160920, 4321840.

If you add them up, you will get the total of 10,177,920.