2585220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3917}}^1$

素因数の和:3940

約数の個数: 48

約数和(自身を含む): 7898688

約数和(自身を除く): 5313468

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, 3917, 7834, 11751, 15668, 19585, 23502, 39170, 43087, 47004, 58755, 78340, 86174, 117510, 129261, 172348, 215435, 235020, 258522, 430870, 517044, 646305, 861740, 1292610, 2585220]

約数ペア:

[(1, 2585220), (2, 1292610), (3, 861740), (4, 646305), (5, 517044), (6, 430870), (10, 258522), (11, 235020), (12, 215435), (15, 172348), (20, 129261), (22, 117510), (30, 86174), (33, 78340), (44, 58755), (55, 47004), (60, 43087), (66, 39170), (110, 23502), (132, 19585), (165, 15668), (220, 11751), (330, 7834), (660, 3917)]