85280620

素因数分解:

$2^2\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{3797}}^1$

素因数の和:4929

約数の個数: 24

約数和(自身を含む): 179295984

約数和(自身を除く): 94015364

約数列:

[1, 2, 4, 5, 10, 20, 1123, 2246, 3797, 4492, 5615, 7594, 11230, 15188, 18985, 22460, 37970, 75940, 4264031, 8528062, 17056124, 21320155, 42640310, 85280620]

約数ペア:

[(1, 85280620), (2, 42640310), (4, 21320155), (5, 17056124), (10, 8528062), (20, 4264031), (1123, 75940), (2246, 37970), (3797, 22460), (4492, 18985), (5615, 15188), (7594, 11230)]