8729020

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1811}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 18417168

約数和(自身を除く): 9688148

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 1811, 2410, 3622, 4820, 7244, 9055, 18110, 36220, 436451, 872902, 1745804, 2182255, 4364510, 8729020]

約数ペア:

[(1, 8729020), (2, 4364510), (4, 2182255), (5, 1745804), (10, 872902), (20, 436451), (241, 36220), (482, 18110), (964, 9055), (1205, 7244), (1811, 4820), (2410, 3622)]