52905820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2381}}^1$

素因数の和:2502

約数の個数: 48

約数和(自身を含む): 122453856

約数和(自身を除く): 69548036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 2381, 4444, 4762, 5555, 9524, 11110, 11905, 22220, 23810, 26191, 47620, 52382, 104764, 130955, 240481, 261910, 480962, 523820, 961924, 1202405, 2404810, 2645291, 4809620, 5290582, 10581164, 13226455, 26452910, 52905820]

約数ペア:

[(1, 52905820), (2, 26452910), (4, 13226455), (5, 10581164), (10, 5290582), (11, 4809620), (20, 2645291), (22, 2404810), (44, 1202405), (55, 961924), (101, 523820), (110, 480962), (202, 261910), (220, 240481), (404, 130955), (505, 104764), (1010, 52382), (1111, 47620), (2020, 26191), (2222, 23810), (2381, 22220), (4444, 11905), (4762, 11110), (5555, 9524)]