210317140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{955987}}^1$

素因数の和:956007

約数の個数: 24

約数和(自身を含む): 481817952

約数和(自身を除く): 271500812

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 955987, 1911974, 3823948, 4779935, 9559870, 10515857, 19119740, 21031714, 42063428, 52579285, 105158570, 210317140]

約数ペア:

[(1, 210317140), (2, 105158570), (4, 52579285), (5, 42063428), (10, 21031714), (11, 19119740), (20, 10515857), (22, 9559870), (44, 4779935), (55, 3823948), (110, 1911974), (220, 955987)]