38386640

素因数分解:

$2^4\times 5^1\times {\mathrm{479833}}^1$

素因数の和:479846

約数の個数: 20

約数和(自身を含む): 89249124

約数和(自身を除く): 50862484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479833, 959666, 1919332, 2399165, 3838664, 4798330, 7677328, 9596660, 19193320, 38386640]

約数ペア:

[(1, 38386640), (2, 19193320), (4, 9596660), (5, 7677328), (8, 4798330), (10, 3838664), (16, 2399165), (20, 1919332), (40, 959666), (80, 479833)]