13943120

素因数分解:

$2^4\times 5^1\times {\mathrm{174289}}^1$

素因数の和:174302

約数の個数: 20

約数和(自身を含む): 32417940

約数和(自身を除く): 18474820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 174289, 348578, 697156, 871445, 1394312, 1742890, 2788624, 3485780, 6971560, 13943120]

約数ペア:

[(1, 13943120), (2, 6971560), (4, 3485780), (5, 2788624), (8, 1742890), (10, 1394312), (16, 871445), (20, 697156), (40, 348578), (80, 174289)]