20211346040

素因数分解:

$2^3\times 5^1\times {\mathrm{505283651}}^1$

素因数の和:505283662

約数の個数: 16

約数和(自身を含む): 45475528680

約数和(自身を除く): 25264182640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505283651, 1010567302, 2021134604, 2526418255, 4042269208, 5052836510, 10105673020, 20211346040]

約数ペア:

[(1, 20211346040), (2, 10105673020), (4, 5052836510), (5, 4042269208), (8, 2526418255), (10, 2021134604), (20, 1010567302), (40, 505283651)]