40204240

素因数分解:

$2^4\times 5^1\times {\mathrm{502553}}^1$

素因数の和:502566

約数の個数: 20

約数和(自身を含む): 93475044

約数和(自身を除く): 53270804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 502553, 1005106, 2010212, 2512765, 4020424, 5025530, 8040848, 10051060, 20102120, 40204240]

約数ペア:

[(1, 40204240), (2, 20102120), (4, 10051060), (5, 8040848), (8, 5025530), (10, 4020424), (16, 2512765), (20, 2010212), (40, 1005106), (80, 502553)]