2485180

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{907}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 5262768

約数和(自身を除く): 2777588

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 907, 1370, 1814, 2740, 3628, 4535, 9070, 18140, 124259, 248518, 497036, 621295, 1242590, 2485180]

約数ペア:

[(1, 2485180), (2, 1242590), (4, 621295), (5, 497036), (10, 248518), (20, 124259), (137, 18140), (274, 9070), (548, 4535), (685, 3628), (907, 2740), (1370, 1814)]