8740180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10163}}^1$

素因数の和:10215

約数の個数: 24

約数和(自身を含む): 18783072

約数和(自身を除く): 10042892

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 10163, 20326, 40652, 50815, 101630, 203260, 437009, 874018, 1748036, 2185045, 4370090, 8740180]

約数ペア:

[(1, 8740180), (2, 4370090), (4, 2185045), (5, 1748036), (10, 874018), (20, 437009), (43, 203260), (86, 101630), (172, 50815), (215, 40652), (430, 20326), (860, 10163)]