207905180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1485037}}^1$

素因数の和:1485053

約数の個数: 24

約数和(自身を含む): 498972768

約数和(自身を除く): 291067588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1485037, 2970074, 5940148, 7425185, 10395259, 14850370, 20790518, 29700740, 41581036, 51976295, 103952590, 207905180]

約数ペア:

[(1, 207905180), (2, 103952590), (4, 51976295), (5, 41581036), (7, 29700740), (10, 20790518), (14, 14850370), (20, 10395259), (28, 7425185), (35, 5940148), (70, 2970074), (140, 1485037)]