858351260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{143537}}^1$

素因数の和:143582

約数の個数: 48

約数和(自身を含む): 2025608256

約数和(自身を除く): 1167256996

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 143537, 287074, 574148, 717685, 1435370, 1865981, 2870740, 3301351, 3731962, 6602702, 7463924, 9329905, 13205404, 16506755, 18659810, 33013510, 37319620, 42917563, 66027020, 85835126, 171670252, 214587815, 429175630, 858351260]

約数ペア:

[(1, 858351260), (2, 429175630), (4, 214587815), (5, 171670252), (10, 85835126), (13, 66027020), (20, 42917563), (23, 37319620), (26, 33013510), (46, 18659810), (52, 16506755), (65, 13205404), (92, 9329905), (115, 7463924), (130, 6602702), (230, 3731962), (260, 3301351), (299, 2870740), (460, 1865981), (598, 1435370), (1196, 717685), (1495, 574148), (2990, 287074), (5980, 143537)]