20101960040

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{892627}}^1$

素因数の和:893201

約数の個数: 32

約数和(自身を含む): 45309797280

約数和(自身を除く): 25207837240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 4504, 5630, 11260, 22520, 892627, 1785254, 3570508, 4463135, 7141016, 8926270, 17852540, 35705080, 502549001, 1005098002, 2010196004, 2512745005, 4020392008, 5025490010, 10050980020, 20101960040]

約数ペア:

[(1, 20101960040), (2, 10050980020), (4, 5025490010), (5, 4020392008), (8, 2512745005), (10, 2010196004), (20, 1005098002), (40, 502549001), (563, 35705080), (1126, 17852540), (2252, 8926270), (2815, 7141016), (4504, 4463135), (5630, 3570508), (11260, 1785254), (22520, 892627)]