Q: What is the sum of all factors of the number 1,640,138 excluding 1,640,138?
A: 866,650
The factors of the number 1,640,138 are: 1, 2, 53, 106, 15473, 30946, 820069, 1640138.
If you add them up, you will get the total of 1,641,004. Now subtract 1,640,138 to get 866,650