66944420

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{10903}}^1$

素因数の和:11219

約数の個数: 24

約数和(自身を含む): 141054144

約数和(自身を除く): 74109724

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 10903, 21806, 43612, 54515, 109030, 218060, 3347221, 6694442, 13388884, 16736105, 33472210, 66944420]

約数ペア:

[(1, 66944420), (2, 33472210), (4, 16736105), (5, 13388884), (10, 6694442), (20, 3347221), (307, 218060), (614, 109030), (1228, 54515), (1535, 43612), (3070, 21806), (6140, 10903)]