122210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1$

素因数の和:130

約数の個数: 24

約数和(自身を含む): 244188

約数和(自身を除く): 121978

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 121, 202, 242, 505, 605, 1010, 1111, 1210, 2222, 5555, 11110, 12221, 24442, 61105, 122210]

約数ペア:

[(1, 122210), (2, 61105), (5, 24442), (10, 12221), (11, 11110), (22, 5555), (55, 2222), (101, 1210), (110, 1111), (121, 1010), (202, 605), (242, 505)]