55976540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{65089}}^1$

素因数の和:65141

約数の個数: 24

約数和(自身を含む): 120286320

約数和(自身を除く): 64309780

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 65089, 130178, 260356, 325445, 650890, 1301780, 2798827, 5597654, 11195308, 13994135, 27988270, 55976540]

約数ペア:

[(1, 55976540), (2, 27988270), (4, 13994135), (5, 11195308), (10, 5597654), (20, 2798827), (43, 1301780), (86, 650890), (172, 325445), (215, 260356), (430, 130178), (860, 65089)]