20791778210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{297025403}}^1$

素因数の和:297025417

約数の個数: 16

約数和(自身を含む): 42771658176

約数和(自身を除く): 21979879966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 297025403, 594050806, 1485127015, 2079177821, 2970254030, 4158355642, 10395889105, 20791778210]

約数ペア:

[(1, 20791778210), (2, 10395889105), (5, 4158355642), (7, 2970254030), (10, 2079177821), (14, 1485127015), (35, 594050806), (70, 297025403)]