16790620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10903}}^1$

素因数の和:10930

約数の個数: 48

約数和(自身を含む): 43964928

約数和(自身を除く): 27174308

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10903, 21806, 43612, 54515, 76321, 109030, 119933, 152642, 218060, 239866, 305284, 381605, 479732, 599665, 763210, 839531, 1199330, 1526420, 1679062, 2398660, 3358124, 4197655, 8395310, 16790620]

約数ペア:

[(1, 16790620), (2, 8395310), (4, 4197655), (5, 3358124), (7, 2398660), (10, 1679062), (11, 1526420), (14, 1199330), (20, 839531), (22, 763210), (28, 599665), (35, 479732), (44, 381605), (55, 305284), (70, 239866), (77, 218060), (110, 152642), (140, 119933), (154, 109030), (220, 76321), (308, 54515), (385, 43612), (770, 21806), (1540, 10903)]