12606820

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^2\times {\mathrm{101}}^1$

素因数の和:268

約数の個数: 36

約数和(自身を含む): 27079164

約数和(自身を除く): 14472344

約数列:

[1, 2, 4, 5, 10, 20, 79, 101, 158, 202, 316, 395, 404, 505, 790, 1010, 1580, 2020, 6241, 7979, 12482, 15958, 24964, 31205, 31916, 39895, 62410, 79790, 124820, 159580, 630341, 1260682, 2521364, 3151705, 6303410, 12606820]

約数ペア:

[(1, 12606820), (2, 6303410), (4, 3151705), (5, 2521364), (10, 1260682), (20, 630341), (79, 159580), (101, 124820), (158, 79790), (202, 62410), (316, 39895), (395, 31916), (404, 31205), (505, 24964), (790, 15958), (1010, 12482), (1580, 7979), (2020, 6241)]