38961640

素因数分解:

$2^3\times 5^1\times {\mathrm{974041}}^1$

素因数の和:974052

約数の個数: 16

約数和(自身を含む): 87663780

約数和(自身を除く): 48702140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 974041, 1948082, 3896164, 4870205, 7792328, 9740410, 19480820, 38961640]

約数ペア:

[(1, 38961640), (2, 19480820), (4, 9740410), (5, 7792328), (8, 4870205), (10, 3896164), (20, 1948082), (40, 974041)]