2017859920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{47681}}^1$

素因数の和:47740

約数の個数: 60

約数和(自身を含む): 4904475156

約数和(自身を除く): 2886615236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 529, 920, 1058, 1840, 2116, 2645, 4232, 5290, 8464, 10580, 21160, 42320, 47681, 95362, 190724, 238405, 381448, 476810, 762896, 953620, 1096663, 1907240, 2193326, 3814480, 4386652, 5483315, 8773304, 10966630, 17546608, 21933260, 25223249, 43866520, 50446498, 87733040, 100892996, 126116245, 201785992, 252232490, 403571984, 504464980, 1008929960, 2017859920]

約数ペア:

[(1, 2017859920), (2, 1008929960), (4, 504464980), (5, 403571984), (8, 252232490), (10, 201785992), (16, 126116245), (20, 100892996), (23, 87733040), (40, 50446498), (46, 43866520), (80, 25223249), (92, 21933260), (115, 17546608), (184, 10966630), (230, 8773304), (368, 5483315), (460, 4386652), (529, 3814480), (920, 2193326), (1058, 1907240), (1840, 1096663), (2116, 953620), (2645, 762896), (4232, 476810), (5290, 381448), (8464, 238405), (10580, 190724), (21160, 95362), (42320, 47681)]