42254020

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3793}}^1$

素因数の和:4359

約数の個数: 24

約数和(自身を含む): 88916184

約数和(自身を除く): 46662164

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 3793, 5570, 7586, 11140, 15172, 18965, 37930, 75860, 2112701, 4225402, 8450804, 10563505, 21127010, 42254020]

約数ペア:

[(1, 42254020), (2, 21127010), (4, 10563505), (5, 8450804), (10, 4225402), (20, 2112701), (557, 75860), (1114, 37930), (2228, 18965), (2785, 15172), (3793, 11140), (5570, 7586)]