387560260

素因数分解:

$2^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{20593}}^1$

素因数の和:21543

約数の個数: 24

約数和(自身を含む): 814781016

約数和(自身を除く): 427220756

約数列:

[1, 2, 4, 5, 10, 20, 941, 1882, 3764, 4705, 9410, 18820, 20593, 41186, 82372, 102965, 205930, 411860, 19378013, 38756026, 77512052, 96890065, 193780130, 387560260]

約数ペア:

[(1, 387560260), (2, 193780130), (4, 96890065), (5, 77512052), (10, 38756026), (20, 19378013), (941, 411860), (1882, 205930), (3764, 102965), (4705, 82372), (9410, 41186), (18820, 20593)]