68645620

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{6011}}^1$

素因数の和:6591

約数の個数: 24

約数和(自身を含む): 144432288

約数和(自身を除く): 75786668

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 6011, 11420, 12022, 24044, 30055, 60110, 120220, 3432281, 6864562, 13729124, 17161405, 34322810, 68645620]

約数ペア:

[(1, 68645620), (2, 34322810), (4, 17161405), (5, 13729124), (10, 6864562), (20, 3432281), (571, 120220), (1142, 60110), (2284, 30055), (2855, 24044), (5710, 12022), (6011, 11420)]