20267710

素因数分解:

$2^1\times 5^1\times {\mathrm{797}}^1\times {\mathrm{2543}}^1$

素因数の和:3347

約数の個数: 16

約数和(自身を含む): 36542016

約数和(自身を除く): 16274306

約数列:

[1, 2, 5, 10, 797, 1594, 2543, 3985, 5086, 7970, 12715, 25430, 2026771, 4053542, 10133855, 20267710]

約数ペア:

[(1, 20267710), (2, 10133855), (5, 4053542), (10, 2026771), (797, 25430), (1594, 12715), (2543, 7970), (3985, 5086)]