120902390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{21863}}^1$

素因数の和:21956

約数の個数: 32

約数和(自身を含む): 251873280

約数和(自身を除く): 130970890

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 5530, 21863, 43726, 109315, 153041, 218630, 306082, 765205, 1530410, 1727177, 3454354, 8635885, 12090239, 17271770, 24180478, 60451195, 120902390]

約数ペア:

[(1, 120902390), (2, 60451195), (5, 24180478), (7, 17271770), (10, 12090239), (14, 8635885), (35, 3454354), (70, 1727177), (79, 1530410), (158, 765205), (395, 306082), (553, 218630), (790, 153041), (1106, 109315), (2765, 43726), (5530, 21863)]