205586870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{2671}}^1$

素因数の和:2900

約数の個数: 32

約数和(自身を含む): 380920320

約数和(自身を除く): 175333450

約数列:

[1, 2, 5, 10, 43, 86, 179, 215, 358, 430, 895, 1790, 2671, 5342, 7697, 13355, 15394, 26710, 38485, 76970, 114853, 229706, 478109, 574265, 956218, 1148530, 2390545, 4781090, 20558687, 41117374, 102793435, 205586870]

約数ペア:

[(1, 205586870), (2, 102793435), (5, 41117374), (10, 20558687), (43, 4781090), (86, 2390545), (179, 1148530), (215, 956218), (358, 574265), (430, 478109), (895, 229706), (1790, 114853), (2671, 76970), (5342, 38485), (7697, 26710), (13355, 15394)]