20171440660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2718523}}^1$

素因数の和:2718592

約数の個数: 48

約数和(自身を含む): 49324899456

約数和(自身を除く): 29153458796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 2718523, 5437046, 10874092, 13592615, 19029661, 27185230, 38059322, 54370460, 76118644, 95148305, 144081719, 190296610, 288163438, 380593220, 576326876, 720408595, 1008572033, 1440817190, 2017144066, 2881634380, 4034288132, 5042860165, 10085720330, 20171440660]

約数ペア:

[(1, 20171440660), (2, 10085720330), (4, 5042860165), (5, 4034288132), (7, 2881634380), (10, 2017144066), (14, 1440817190), (20, 1008572033), (28, 720408595), (35, 576326876), (53, 380593220), (70, 288163438), (106, 190296610), (140, 144081719), (212, 95148305), (265, 76118644), (371, 54370460), (530, 38059322), (742, 27185230), (1060, 19029661), (1484, 13592615), (1855, 10874092), (3710, 5437046), (7420, 2718523)]