379483780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{2381}}^1$

素因数の和:3016

約数の個数: 48

約数和(自身を含む): 859978224

約数和(自身を除く): 480494444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 613, 1226, 2381, 2452, 3065, 4762, 6130, 7969, 9524, 11905, 12260, 15938, 23810, 30953, 31876, 39845, 47620, 61906, 79690, 123812, 154765, 159380, 309530, 619060, 1459553, 2919106, 5838212, 7297765, 14595530, 18974189, 29191060, 37948378, 75896756, 94870945, 189741890, 379483780]

約数ペア:

[(1, 379483780), (2, 189741890), (4, 94870945), (5, 75896756), (10, 37948378), (13, 29191060), (20, 18974189), (26, 14595530), (52, 7297765), (65, 5838212), (130, 2919106), (260, 1459553), (613, 619060), (1226, 309530), (2381, 159380), (2452, 154765), (3065, 123812), (4762, 79690), (6130, 61906), (7969, 47620), (9524, 39845), (11905, 31876), (12260, 30953), (15938, 23810)]