17427640

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1487}}^1$

素因数の和:1791

約数の個数: 32

約数和(自身を含む): 39372480

約数和(自身を除く): 21944840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 1487, 2344, 2930, 2974, 5860, 5948, 7435, 11720, 11896, 14870, 29740, 59480, 435691, 871382, 1742764, 2178455, 3485528, 4356910, 8713820, 17427640]

約数ペア:

[(1, 17427640), (2, 8713820), (4, 4356910), (5, 3485528), (8, 2178455), (10, 1742764), (20, 871382), (40, 435691), (293, 59480), (586, 29740), (1172, 14870), (1465, 11896), (1487, 11720), (2344, 7435), (2930, 5948), (2974, 5860)]