2016117080

素因数分解:

$2^3\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{29287}}^1$

素因数の和:31019

約数の個数: 32

約数和(自身を含む): 4539054240

約数和(自身を除く): 2522937160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1721, 3442, 6884, 8605, 13768, 17210, 29287, 34420, 58574, 68840, 117148, 146435, 234296, 292870, 585740, 1171480, 50402927, 100805854, 201611708, 252014635, 403223416, 504029270, 1008058540, 2016117080]

約数ペア:

[(1, 2016117080), (2, 1008058540), (4, 504029270), (5, 403223416), (8, 252014635), (10, 201611708), (20, 100805854), (40, 50402927), (1721, 1171480), (3442, 585740), (6884, 292870), (8605, 234296), (13768, 146435), (17210, 117148), (29287, 68840), (34420, 58574)]