42254420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162517}}^1$

素因数の和:162539

約数の個数: 24

約数和(自身を含む): 95560584

約数和(自身を除く): 53306164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 162517, 325034, 650068, 812585, 1625170, 2112721, 3250340, 4225442, 8450884, 10563605, 21127210, 42254420]

約数ペア:

[(1, 42254420), (2, 21127210), (4, 10563605), (5, 8450884), (10, 4225442), (13, 3250340), (20, 2112721), (26, 1625170), (52, 812585), (65, 650068), (130, 325034), (260, 162517)]