Q: What is the sum of all factors of the number 71,480 excluding 71,480?
A: 89,440
The factors of the number 71,480 are: 1, 2, 4, 5, 8, 10, 20, 40, 1787, 3574, 7148, 8935, 14296, 17870, 35740, 71480.
If you add them up, you will get the total of 71,569. Now subtract 71,480 to get 89,440