25940740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{185291}}^1$

素因数の和:185307

約数の個数: 24

約数和(自身を含む): 62258112

約数和(自身を除く): 36317372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 185291, 370582, 741164, 926455, 1297037, 1852910, 2594074, 3705820, 5188148, 6485185, 12970370, 25940740]

約数ペア:

[(1, 25940740), (2, 12970370), (4, 6485185), (5, 5188148), (7, 3705820), (10, 2594074), (14, 1852910), (20, 1297037), (28, 926455), (35, 741164), (70, 370582), (140, 185291)]