Q: What is the sum of all factors of the number 666,608 excluding 666,608?
A: 648,040
The factors of the number 666,608 are: 1, 2, 4, 8, 16, 61, 122, 244, 488, 683, 976, 1366, 2732, 5464, 10928, 41663, 83326, 166652, 333304, 666608.
If you add them up, you will get the total of 667,256. Now subtract 666,608 to get 648,040