43253380

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19841}}^1$

素因数の和:19959

約数の個数: 24

約数和(自身を含む): 91670040

約数和(自身を除く): 48416660

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 19841, 39682, 79364, 99205, 198410, 396820, 2162669, 4325338, 8650676, 10813345, 21626690, 43253380]

約数ペア:

[(1, 43253380), (2, 21626690), (4, 10813345), (5, 8650676), (10, 4325338), (20, 2162669), (109, 396820), (218, 198410), (436, 99205), (545, 79364), (1090, 39682), (2180, 19841)]