207020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{941}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 474768

約数和(自身を除く): 267748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 941, 1882, 3764, 4705, 9410, 10351, 18820, 20702, 41404, 51755, 103510, 207020]

約数ペア:

[(1, 207020), (2, 103510), (4, 51755), (5, 41404), (10, 20702), (11, 18820), (20, 10351), (22, 9410), (44, 4705), (55, 3764), (110, 1882), (220, 941)]