2010045880

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1\times {\mathrm{1217}}^1$

素因数の和:1648

約数の個数: 64

約数和(自身を含む): 4572469440

約数和(自身を除く): 2562423560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 263, 314, 526, 628, 785, 1052, 1217, 1256, 1315, 1570, 2104, 2434, 2630, 3140, 4868, 5260, 6085, 6280, 9736, 10520, 12170, 24340, 41291, 48680, 82582, 165164, 191069, 206455, 320071, 330328, 382138, 412910, 640142, 764276, 825820, 955345, 1280284, 1528552, 1600355, 1651640, 1910690, 2560568, 3200710, 3821380, 6401420, 7642760, 12802840, 50251147, 100502294, 201004588, 251255735, 402009176, 502511470, 1005022940, 2010045880]

約数ペア:

[(1, 2010045880), (2, 1005022940), (4, 502511470), (5, 402009176), (8, 251255735), (10, 201004588), (20, 100502294), (40, 50251147), (157, 12802840), (263, 7642760), (314, 6401420), (526, 3821380), (628, 3200710), (785, 2560568), (1052, 1910690), (1217, 1651640), (1256, 1600355), (1315, 1528552), (1570, 1280284), (2104, 955345), (2434, 825820), (2630, 764276), (3140, 640142), (4868, 412910), (5260, 382138), (6085, 330328), (6280, 320071), (9736, 206455), (10520, 191069), (12170, 165164), (24340, 82582), (41291, 48680)]