3944738020

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{825259}}^1$

素因数の和:825507

約数の個数: 24

約数和(自身を含む): 8318620800

約数和(自身を除く): 4373882780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 825259, 1650518, 3301036, 4126295, 8252590, 16505180, 197236901, 394473802, 788947604, 986184505, 1972369010, 3944738020]

約数ペア:

[(1, 3944738020), (2, 1972369010), (4, 986184505), (5, 788947604), (10, 394473802), (20, 197236901), (239, 16505180), (478, 8252590), (956, 4126295), (1195, 3301036), (2390, 1650518), (4780, 825259)]