208030660

素因数分解:

$2^2\times 5^1\times {\mathrm{2339}}^1\times {\mathrm{4447}}^1$

素因数の和:6795

約数の個数: 24

約数和(自身を含む): 437149440

約数和(自身を除く): 229118780

約数列:

[1, 2, 4, 5, 10, 20, 2339, 4447, 4678, 8894, 9356, 11695, 17788, 22235, 23390, 44470, 46780, 88940, 10401533, 20803066, 41606132, 52007665, 104015330, 208030660]

約数ペア:

[(1, 208030660), (2, 104015330), (4, 52007665), (5, 41606132), (10, 20803066), (20, 10401533), (2339, 88940), (4447, 46780), (4678, 44470), (8894, 23390), (9356, 22235), (11695, 17788)]