2020144935

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{78437}}^1$

素因数の和:78563

約数の個数: 32

約数和(自身を含む): 3456292032

約数和(自身を除く): 1436147097

約数列:

[1, 3, 5, 15, 17, 51, 85, 101, 255, 303, 505, 1515, 1717, 5151, 8585, 25755, 78437, 235311, 392185, 1176555, 1333429, 4000287, 6667145, 7922137, 20001435, 23766411, 39610685, 118832055, 134676329, 404028987, 673381645, 2020144935]

約数ペア:

[(1, 2020144935), (3, 673381645), (5, 404028987), (15, 134676329), (17, 118832055), (51, 39610685), (85, 23766411), (101, 20001435), (255, 7922137), (303, 6667145), (505, 4000287), (1515, 1333429), (1717, 1176555), (5151, 392185), (8585, 235311), (25755, 78437)]