2021977540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9190807}}^1$

素因数の和:9190827

約数の個数: 24

約数和(自身を含む): 4632167232

約数和(自身を除く): 2610189692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9190807, 18381614, 36763228, 45954035, 91908070, 101098877, 183816140, 202197754, 404395508, 505494385, 1010988770, 2021977540]

約数ペア:

[(1, 2021977540), (2, 1010988770), (4, 505494385), (5, 404395508), (10, 202197754), (11, 183816140), (20, 101098877), (22, 91908070), (44, 45954035), (55, 36763228), (110, 18381614), (220, 9190807)]