Why is 5,880 the sum of all factors of 2,780, including 2,780?
The factors of the number 2,780 are: 1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780.
If you add them up, you will get the total of 5,880.
More numbers for you to try...
Try the
factor calculator