17305780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20123}}^1$

素因数の和:20175

約数の個数: 24

約数和(自身を含む): 37189152

約数和(自身を除く): 19883372

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 20123, 40246, 80492, 100615, 201230, 402460, 865289, 1730578, 3461156, 4326445, 8652890, 17305780]

約数ペア:

[(1, 17305780), (2, 8652890), (4, 4326445), (5, 3461156), (10, 1730578), (20, 865289), (43, 402460), (86, 201230), (172, 100615), (215, 80492), (430, 40246), (860, 20123)]