2020170680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4591297}}^1$

素因数の和:4591319

約数の個数: 32

約数和(自身を含む): 4958601840

約数和(自身を除く): 2938431160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4591297, 9182594, 18365188, 22956485, 36730376, 45912970, 50504267, 91825940, 101008534, 183651880, 202017068, 252521335, 404034136, 505042670, 1010085340, 2020170680]

約数ペア:

[(1, 2020170680), (2, 1010085340), (4, 505042670), (5, 404034136), (8, 252521335), (10, 202017068), (11, 183651880), (20, 101008534), (22, 91825940), (40, 50504267), (44, 45912970), (55, 36730376), (88, 22956485), (110, 18365188), (220, 9182594), (440, 4591297)]