1818182620

素因数分解:

$2^2\times 5^1\times {\mathrm{3491}}^1\times {\mathrm{26041}}^1$

素因数の和:29541

約数の個数: 24

約数和(自身を含む): 3819423888

約数和(自身を除く): 2001241268

約数列:

[1, 2, 4, 5, 10, 20, 3491, 6982, 13964, 17455, 26041, 34910, 52082, 69820, 104164, 130205, 260410, 520820, 90909131, 181818262, 363636524, 454545655, 909091310, 1818182620]

約数ペア:

[(1, 1818182620), (2, 909091310), (4, 454545655), (5, 363636524), (10, 181818262), (20, 90909131), (3491, 520820), (6982, 260410), (13964, 130205), (17455, 104164), (26041, 69820), (34910, 52082)]