168306820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{765031}}^1$

素因数の和:765051

約数の個数: 24

約数和(自身を含む): 385576128

約数和(自身を除く): 217269308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 765031, 1530062, 3060124, 3825155, 7650310, 8415341, 15300620, 16830682, 33661364, 42076705, 84153410, 168306820]

約数ペア:

[(1, 168306820), (2, 84153410), (4, 42076705), (5, 33661364), (10, 16830682), (11, 15300620), (20, 8415341), (22, 7650310), (44, 3825155), (55, 3060124), (110, 1530062), (220, 765031)]