12458660

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2003}}^1$

素因数の和:2323

約数の個数: 24

約数和(自身を含む): 26260416

約数和(自身を除く): 13801756

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 2003, 3110, 4006, 6220, 8012, 10015, 20030, 40060, 622933, 1245866, 2491732, 3114665, 6229330, 12458660]

約数ペア:

[(1, 12458660), (2, 6229330), (4, 3114665), (5, 2491732), (10, 1245866), (20, 622933), (311, 40060), (622, 20030), (1244, 10015), (1555, 8012), (2003, 6220), (3110, 4006)]