51408860

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{2797}}^1$

素因数の和:3725

約数の個数: 24

約数和(自身を含む): 108114720

約数和(自身を除く): 56705860

約数列:

[1, 2, 4, 5, 10, 20, 919, 1838, 2797, 3676, 4595, 5594, 9190, 11188, 13985, 18380, 27970, 55940, 2570443, 5140886, 10281772, 12852215, 25704430, 51408860]

約数ペア:

[(1, 51408860), (2, 25704430), (4, 12852215), (5, 10281772), (10, 5140886), (20, 2570443), (919, 55940), (1838, 27970), (2797, 18380), (3676, 13985), (4595, 11188), (5594, 9190)]