20053220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91151}}^1$

素因数の和:91171

約数の個数: 24

約数和(自身を含む): 45940608

約数和(自身を除く): 25887388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91151, 182302, 364604, 455755, 911510, 1002661, 1823020, 2005322, 4010644, 5013305, 10026610, 20053220]

約数ペア:

[(1, 20053220), (2, 10026610), (4, 5013305), (5, 4010644), (10, 2005322), (11, 1823020), (20, 1002661), (22, 911510), (44, 455755), (55, 364604), (110, 182302), (220, 91151)]