668829140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4777351}}^1$

素因数の和:4777367

約数の個数: 24

約数和(自身を含む): 1605190272

約数和(自身を除く): 936361132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4777351, 9554702, 19109404, 23886755, 33441457, 47773510, 66882914, 95547020, 133765828, 167207285, 334414570, 668829140]

約数ペア:

[(1, 668829140), (2, 334414570), (4, 167207285), (5, 133765828), (7, 95547020), (10, 66882914), (14, 47773510), (20, 33441457), (28, 23886755), (35, 19109404), (70, 9554702), (140, 4777351)]