20570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1$

素因数の和:46

約数の個数: 24

約数和(自身を含む): 43092

約数和(自身を除く): 22522

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 121, 170, 187, 242, 374, 605, 935, 1210, 1870, 2057, 4114, 10285, 20570]

約数ペア:

[(1, 20570), (2, 10285), (5, 4114), (10, 2057), (11, 1870), (17, 1210), (22, 935), (34, 605), (55, 374), (85, 242), (110, 187), (121, 170)]