20064500

素因数分解:

$2^2\times 5^3\times {\mathrm{40129}}^1$

素因数の和:40148

約数の個数: 24

約数和(自身を含む): 43821960

約数和(自身を除く): 23757460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 40129, 80258, 160516, 200645, 401290, 802580, 1003225, 2006450, 4012900, 5016125, 10032250, 20064500]

約数ペア:

[(1, 20064500), (2, 10032250), (4, 5016125), (5, 4012900), (10, 2006450), (20, 1003225), (25, 802580), (50, 401290), (100, 200645), (125, 160516), (250, 80258), (500, 40129)]