1566681740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{84869}}^1$

素因数の和:84962

約数の個数: 48

約数和(自身を含む): 3593056320

約数和(自身を除く): 2026374580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 18460, 84869, 169738, 339476, 424345, 848690, 1103297, 1697380, 2206594, 4413188, 5516485, 6025699, 11032970, 12051398, 22065940, 24102796, 30128495, 60256990, 78334087, 120513980, 156668174, 313336348, 391670435, 783340870, 1566681740]

約数ペア:

[(1, 1566681740), (2, 783340870), (4, 391670435), (5, 313336348), (10, 156668174), (13, 120513980), (20, 78334087), (26, 60256990), (52, 30128495), (65, 24102796), (71, 22065940), (130, 12051398), (142, 11032970), (260, 6025699), (284, 5516485), (355, 4413188), (710, 2206594), (923, 1697380), (1420, 1103297), (1846, 848690), (3692, 424345), (4615, 339476), (9230, 169738), (18460, 84869)]