20090222705

素因数分解:

$5^1\times 7^2\times {\mathrm{82000909}}^1$

素因数の和:82000928

約数の個数: 12

約数和(自身を含む): 28044311220

約数和(自身を除く): 7954088515

約数列:

[1, 5, 7, 35, 49, 245, 82000909, 410004545, 574006363, 2870031815, 4018044541, 20090222705]

約数ペア:

[(1, 20090222705), (5, 4018044541), (7, 2870031815), (35, 574006363), (49, 410004545), (245, 82000909)]