355382020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2538443}}^1$

素因数の和:2538459

約数の個数: 24

約数和(自身を含む): 852917184

約数和(自身を除く): 497535164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2538443, 5076886, 10153772, 12692215, 17769101, 25384430, 35538202, 50768860, 71076404, 88845505, 177691010, 355382020]

約数ペア:

[(1, 355382020), (2, 177691010), (4, 88845505), (5, 71076404), (7, 50768860), (10, 35538202), (14, 25384430), (20, 17769101), (28, 12692215), (35, 10153772), (70, 5076886), (140, 2538443)]