39474640

素因数分解:

$2^4\times 5^1\times {\mathrm{493433}}^1$

素因数の和:493446

約数の個数: 20

約数和(自身を含む): 91778724

約数和(自身を除く): 52304084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 493433, 986866, 1973732, 2467165, 3947464, 4934330, 7894928, 9868660, 19737320, 39474640]

約数ペア:

[(1, 39474640), (2, 19737320), (4, 9868660), (5, 7894928), (8, 4934330), (10, 3947464), (16, 2467165), (20, 1973732), (40, 986866), (80, 493433)]