12583280

素因数分解:

$2^4\times 5^1\times {\mathrm{157291}}^1$

素因数の和:157304

約数の個数: 20

約数和(自身を含む): 29256312

約数和(自身を除く): 16673032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157291, 314582, 629164, 786455, 1258328, 1572910, 2516656, 3145820, 6291640, 12583280]

約数ペア:

[(1, 12583280), (2, 6291640), (4, 3145820), (5, 2516656), (8, 1572910), (10, 1258328), (16, 786455), (20, 629164), (40, 314582), (80, 157291)]