Q: What is the sum of all factors of the number 7,240 excluding 7,240?
A: 9,140
The factors of the number 7,240 are: 1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240.
If you add them up, you will get the total of 7,249. Now subtract 7,240 to get 9,140