9923540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1049}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 23284800

約数和(自身を除く): 13361260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1049, 1892, 2098, 2365, 4196, 4730, 5245, 9460, 10490, 11539, 20980, 23078, 45107, 46156, 57695, 90214, 115390, 180428, 225535, 230780, 451070, 496177, 902140, 992354, 1984708, 2480885, 4961770, 9923540]

約数ペア:

[(1, 9923540), (2, 4961770), (4, 2480885), (5, 1984708), (10, 992354), (11, 902140), (20, 496177), (22, 451070), (43, 230780), (44, 225535), (55, 180428), (86, 115390), (110, 90214), (172, 57695), (215, 46156), (220, 45107), (430, 23078), (473, 20980), (860, 11539), (946, 10490), (1049, 9460), (1892, 5245), (2098, 4730), (2365, 4196)]