27886240

素因数分解:

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

素因数の和:174304

約数の個数: 24

約数和(自身を含む): 65881620

約数和(自身を除く): 37995380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 174289, 348578, 697156, 871445, 1394312, 1742890, 2788624, 3485780, 5577248, 6971560, 13943120, 27886240]

約数ペア:

[(1, 27886240), (2, 13943120), (4, 6971560), (5, 5577248), (8, 3485780), (10, 2788624), (16, 1742890), (20, 1394312), (32, 871445), (40, 697156), (80, 348578), (160, 174289)]