28905730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{412939}}^1$

素因数の和:412953

約数の個数: 16

約数和(自身を含む): 59463360

約数和(自身を除く): 30557630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 412939, 825878, 2064695, 2890573, 4129390, 5781146, 14452865, 28905730]

約数ペア:

[(1, 28905730), (2, 14452865), (5, 5781146), (7, 4129390), (10, 2890573), (14, 2064695), (35, 825878), (70, 412939)]