63780528020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{289911491}}^1$

素因数の和:289911511

約数の個数: 24

約数和(自身を含む): 146115391968

約数和(自身を除く): 82334863948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 289911491, 579822982, 1159645964, 1449557455, 2899114910, 3189026401, 5798229820, 6378052802, 12756105604, 15945132005, 31890264010, 63780528020]

約数ペア:

[(1, 63780528020), (2, 31890264010), (4, 15945132005), (5, 12756105604), (10, 6378052802), (11, 5798229820), (20, 3189026401), (22, 2899114910), (44, 1449557455), (55, 1159645964), (110, 579822982), (220, 289911491)]