20680260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{344671}}^1$

素因数の和:344683

約数の個数: 24

約数和(自身を含む): 57904896

約数和(自身を除く): 37224636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 344671, 689342, 1034013, 1378684, 1723355, 2068026, 3446710, 4136052, 5170065, 6893420, 10340130, 20680260]

約数ペア:

[(1, 20680260), (2, 10340130), (3, 6893420), (4, 5170065), (5, 4136052), (6, 3446710), (10, 2068026), (12, 1723355), (15, 1378684), (20, 1034013), (30, 689342), (60, 344671)]