Q: What is the sum of all factors of the number 1,960 excluding 1,960?
A: 3,170
The factors of the number 1,960 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960.
If you add them up, you will get the total of 1,963. Now subtract 1,960 to get 3,170