31831569220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13153541}}^1$

素因数の和:13153572

約数の個数: 36

約数和(自身を含む): 73475685612

約数和(自身を除く): 41644116392

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 13153541, 26307082, 52614164, 65767705, 131535410, 144688951, 263070820, 289377902, 578755804, 723444755, 1446889510, 1591578461, 2893779020, 3183156922, 6366313844, 7957892305, 15915784610, 31831569220]

約数ペア:

[(1, 31831569220), (2, 15915784610), (4, 7957892305), (5, 6366313844), (10, 3183156922), (11, 2893779020), (20, 1591578461), (22, 1446889510), (44, 723444755), (55, 578755804), (110, 289377902), (121, 263070820), (220, 144688951), (242, 131535410), (484, 65767705), (605, 52614164), (1210, 26307082), (2420, 13153541)]