664907540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3022307}}^1$

素因数の和:3022327

約数の個数: 24

約数和(自身を含む): 1523243232

約数和(自身を除く): 858335692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3022307, 6044614, 12089228, 15111535, 30223070, 33245377, 60446140, 66490754, 132981508, 166226885, 332453770, 664907540]

約数ペア:

[(1, 664907540), (2, 332453770), (4, 166226885), (5, 132981508), (10, 66490754), (11, 60446140), (20, 33245377), (22, 30223070), (44, 15111535), (55, 12089228), (110, 6044614), (220, 3022307)]