20052660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10781}}^1$

素因数の和:10824

約数の個数: 48

約数和(自身を含む): 57964032

約数和(自身を除く): 37911372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10781, 21562, 32343, 43124, 53905, 64686, 107810, 129372, 161715, 215620, 323430, 334211, 646860, 668422, 1002633, 1336844, 1671055, 2005266, 3342110, 4010532, 5013165, 6684220, 10026330, 20052660]

約数ペア:

[(1, 20052660), (2, 10026330), (3, 6684220), (4, 5013165), (5, 4010532), (6, 3342110), (10, 2005266), (12, 1671055), (15, 1336844), (20, 1002633), (30, 668422), (31, 646860), (60, 334211), (62, 323430), (93, 215620), (124, 161715), (155, 129372), (186, 107810), (310, 64686), (372, 53905), (465, 43124), (620, 32343), (930, 21562), (1860, 10781)]