17140660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1049}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 38808000

約数和(自身を除く): 21667340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1049, 1634, 2098, 3268, 4085, 4196, 5245, 8170, 10490, 16340, 19931, 20980, 39862, 45107, 79724, 90214, 99655, 180428, 199310, 225535, 398620, 451070, 857033, 902140, 1714066, 3428132, 4285165, 8570330, 17140660]

約数ペア:

[(1, 17140660), (2, 8570330), (4, 4285165), (5, 3428132), (10, 1714066), (19, 902140), (20, 857033), (38, 451070), (43, 398620), (76, 225535), (86, 199310), (95, 180428), (172, 99655), (190, 90214), (215, 79724), (380, 45107), (430, 39862), (817, 20980), (860, 19931), (1049, 16340), (1634, 10490), (2098, 8170), (3268, 5245), (4085, 4196)]