348567460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{359}}^1\times {\mathrm{1129}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 751766400

約数和(自身を除く): 403198940

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 359, 430, 718, 860, 1129, 1436, 1795, 2258, 3590, 4516, 5645, 7180, 11290, 15437, 22580, 30874, 48547, 61748, 77185, 97094, 154370, 194188, 242735, 308740, 405311, 485470, 810622, 970940, 1621244, 2026555, 4053110, 8106220, 17428373, 34856746, 69713492, 87141865, 174283730, 348567460]

約数ペア:

[(1, 348567460), (2, 174283730), (4, 87141865), (5, 69713492), (10, 34856746), (20, 17428373), (43, 8106220), (86, 4053110), (172, 2026555), (215, 1621244), (359, 970940), (430, 810622), (718, 485470), (860, 405311), (1129, 308740), (1436, 242735), (1795, 194188), (2258, 154370), (3590, 97094), (4516, 77185), (5645, 61748), (7180, 48547), (11290, 30874), (15437, 22580)]