10185220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12421}}^1$

素因数の和:12471

約数の個数: 24

約数和(自身を含む): 21912408

約数和(自身を除く): 11727188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 12421, 24842, 49684, 62105, 124210, 248420, 509261, 1018522, 2037044, 2546305, 5092610, 10185220]

約数ペア:

[(1, 10185220), (2, 5092610), (4, 2546305), (5, 2037044), (10, 1018522), (20, 509261), (41, 248420), (82, 124210), (164, 62105), (205, 49684), (410, 24842), (820, 12421)]