17788980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{26953}}^1$

素因数の和:26976

約数の個数: 48

約数和(自身を含む): 54339264

約数和(自身を除く): 36550284

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 26953, 53906, 80859, 107812, 134765, 161718, 269530, 296483, 323436, 404295, 539060, 592966, 808590, 889449, 1185932, 1482415, 1617180, 1778898, 2964830, 3557796, 4447245, 5929660, 8894490, 17788980]

約数ペア:

[(1, 17788980), (2, 8894490), (3, 5929660), (4, 4447245), (5, 3557796), (6, 2964830), (10, 1778898), (11, 1617180), (12, 1482415), (15, 1185932), (20, 889449), (22, 808590), (30, 592966), (33, 539060), (44, 404295), (55, 323436), (60, 296483), (66, 269530), (110, 161718), (132, 134765), (165, 107812), (220, 80859), (330, 53906), (660, 26953)]