20051860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43591}}^1$

素因数の和:43623

約数の個数: 24

約数和(自身を含む): 43940736

約数和(自身を除く): 23888876

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 43591, 87182, 174364, 217955, 435910, 871820, 1002593, 2005186, 4010372, 5012965, 10025930, 20051860]

約数ペア:

[(1, 20051860), (2, 10025930), (4, 5012965), (5, 4010372), (10, 2005186), (20, 1002593), (23, 871820), (46, 435910), (92, 217955), (115, 174364), (230, 87182), (460, 43591)]