157491340

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{17231}}^1$

素因数の和:17697

約数の個数: 24

約数和(自身を含む): 331474752

約数和(自身を除く): 173983412

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 17231, 34462, 68924, 86155, 172310, 344620, 7874567, 15749134, 31498268, 39372835, 78745670, 157491340]

約数ペア:

[(1, 157491340), (2, 78745670), (4, 39372835), (5, 31498268), (10, 15749134), (20, 7874567), (457, 344620), (914, 172310), (1828, 86155), (2285, 68924), (4570, 34462), (9140, 17231)]