4405870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 9160128

約数和(自身を除く): 4754258

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 557, 565, 791, 1114, 1130, 1582, 2785, 3899, 3955, 5570, 7798, 7910, 19495, 38990, 62941, 125882, 314705, 440587, 629410, 881174, 2202935, 4405870]

約数ペア:

[(1, 4405870), (2, 2202935), (5, 881174), (7, 629410), (10, 440587), (14, 314705), (35, 125882), (70, 62941), (113, 38990), (226, 19495), (557, 7910), (565, 7798), (791, 5570), (1114, 3955), (1130, 3899), (1582, 2785)]