43742740

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{2207}}^1$

素因数の和:3207

約数の個数: 24

約数和(自身を含む): 91994112

約数和(自身を除く): 48251372

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 2207, 3964, 4414, 4955, 8828, 9910, 11035, 19820, 22070, 44140, 2187137, 4374274, 8748548, 10935685, 21871370, 43742740]

約数ペア:

[(1, 43742740), (2, 21871370), (4, 10935685), (5, 8748548), (10, 4374274), (20, 2187137), (991, 44140), (1982, 22070), (2207, 19820), (3964, 11035), (4414, 9910), (4955, 8828)]