1680821288

素因数分解:

$2^3\times {\mathrm{2521}}^1\times {\mathrm{83341}}^1$

素因数の和:85868

約数の個数: 16

約数和(自身を含む): 3152827860

約数和(自身を除く): 1472006572

約数列:

[1, 2, 4, 8, 2521, 5042, 10084, 20168, 83341, 166682, 333364, 666728, 210102661, 420205322, 840410644, 1680821288]

約数ペア:

[(1, 1680821288), (2, 840410644), (4, 420205322), (8, 210102661), (2521, 666728), (5042, 333364), (10084, 166682), (20168, 83341)]