39932920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12637}}^1$

素因数の和:12727

約数の個数: 32

約数和(自身を含む): 90993600

約数和(自身を除く): 51060680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 12637, 25274, 50548, 63185, 101096, 126370, 252740, 505480, 998323, 1996646, 3993292, 4991615, 7986584, 9983230, 19966460, 39932920]

約数ペア:

[(1, 39932920), (2, 19966460), (4, 9983230), (5, 7986584), (8, 4991615), (10, 3993292), (20, 1996646), (40, 998323), (79, 505480), (158, 252740), (316, 126370), (395, 101096), (632, 63185), (790, 50548), (1580, 25274), (3160, 12637)]