20967540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31769}}^1$

素因数の和:31792

約数の個数: 48

約数和(自身を含む): 64048320

約数和(自身を除く): 43080780

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, 31769, 63538, 95307, 127076, 158845, 190614, 317690, 349459, 381228, 476535, 635380, 698918, 953070, 1048377, 1397836, 1747295, 1906140, 2096754, 3494590, 4193508, 5241885, 6989180, 10483770, 20967540]

約数ペア:

[(1, 20967540), (2, 10483770), (3, 6989180), (4, 5241885), (5, 4193508), (6, 3494590), (10, 2096754), (11, 1906140), (12, 1747295), (15, 1397836), (20, 1048377), (22, 953070), (30, 698918), (33, 635380), (44, 476535), (55, 381228), (60, 349459), (66, 317690), (110, 190614), (132, 158845), (165, 127076), (220, 95307), (330, 63538), (660, 31769)]