54541040

素因数分解:

$2^4\times 5^1\times {\mathrm{681763}}^1$

素因数の和:681776

約数の個数: 20

約数和(自身を含む): 126808104

約数和(自身を除く): 72267064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 681763, 1363526, 2727052, 3408815, 5454104, 6817630, 10908208, 13635260, 27270520, 54541040]

約数ペア:

[(1, 54541040), (2, 27270520), (4, 13635260), (5, 10908208), (8, 6817630), (10, 5454104), (16, 3408815), (20, 2727052), (40, 1363526), (80, 681763)]