Q: What is the sum of all factors of the number 420,402,040 excluding 420,402,040?
A: 531,541,640
The factors of the number 420,402,040 are: 1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 66943, 133886, 267772, 334715, 535544, 669430, 1338860, 2677720, 10510051, 21020102, 42040204, 52550255, 84080408, 105100510, 210201020, 420402040.
If you add them up, you will get the total of 420,402,571. Now subtract 420,402,040 to get 531,541,640