2018656040

素因数分解:

$2^3\times 5^1\times {\mathrm{3323}}^1\times {\mathrm{15187}}^1$

素因数の和:18521

約数の個数: 32

約数和(自身を含む): 4543642080

約数和(自身を除く): 2524986040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3323, 6646, 13292, 15187, 16615, 26584, 30374, 33230, 60748, 66460, 75935, 121496, 132920, 151870, 303740, 607480, 50466401, 100932802, 201865604, 252332005, 403731208, 504664010, 1009328020, 2018656040]

約数ペア:

[(1, 2018656040), (2, 1009328020), (4, 504664010), (5, 403731208), (8, 252332005), (10, 201865604), (20, 100932802), (40, 50466401), (3323, 607480), (6646, 303740), (13292, 151870), (15187, 132920), (16615, 121496), (26584, 75935), (30374, 66460), (33230, 60748)]