380870860

素因数分解:

$2^2\times 5^1\times {\mathrm{2417}}^1\times {\mathrm{7879}}^1$

素因数の和:10305

約数の個数: 24

約数和(自身を含む): 800261280

約数和(自身を除く): 419390420

約数列:

[1, 2, 4, 5, 10, 20, 2417, 4834, 7879, 9668, 12085, 15758, 24170, 31516, 39395, 48340, 78790, 157580, 19043543, 38087086, 76174172, 95217715, 190435430, 380870860]

約数ペア:

[(1, 380870860), (2, 190435430), (4, 95217715), (5, 76174172), (10, 38087086), (20, 19043543), (2417, 157580), (4834, 78790), (7879, 48340), (9668, 39395), (12085, 31516), (15758, 24170)]