87479140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{624851}}^1$

素因数の和:624867

約数の個数: 24

約数和(自身を含む): 209950272

約数和(自身を除く): 122471132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 624851, 1249702, 2499404, 3124255, 4373957, 6248510, 8747914, 12497020, 17495828, 21869785, 43739570, 87479140]

約数ペア:

[(1, 87479140), (2, 43739570), (4, 21869785), (5, 17495828), (7, 12497020), (10, 8747914), (14, 6248510), (20, 4373957), (28, 3124255), (35, 2499404), (70, 1249702), (140, 624851)]