Q: What is the sum of all factors of the number 168,040 excluding 168,040?
A: 210,140
The factors of the number 168,040 are: 1, 2, 4, 5, 8, 10, 20, 40, 4201, 8402, 16804, 21005, 33608, 42010, 84020, 168040.
If you add them up, you will get the total of 168,250. Now subtract 168,040 to get 210,140