8396120

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2657}}^1$

素因数の和:2747

約数の個数: 32

約数和(自身を含む): 19137600

約数和(自身を除く): 10741480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 2657, 3160, 5314, 10628, 13285, 21256, 26570, 53140, 106280, 209903, 419806, 839612, 1049515, 1679224, 2099030, 4198060, 8396120]

約数ペア:

[(1, 8396120), (2, 4198060), (4, 2099030), (5, 1679224), (8, 1049515), (10, 839612), (20, 419806), (40, 209903), (79, 106280), (158, 53140), (316, 26570), (395, 21256), (632, 13285), (790, 10628), (1580, 5314), (2657, 3160)]