Q: What is the sum of all factors of the number 664,408 excluding 664,408?
A: 605,672
The factors of the number 664,408 are: 1, 2, 4, 8, 53, 106, 212, 424, 1567, 3134, 6268, 12536, 83051, 166102, 332204, 664408.
If you add them up, you will get the total of 665,013. Now subtract 664,408 to get 605,672