2018892280

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{368411}}^1$

素因数の和:368559

約数の個数: 32

約数和(自身を含む): 4575677040

約数和(自身を除く): 2556784760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 368411, 736822, 1473644, 1842055, 2947288, 3684110, 7368220, 14736440, 50472307, 100944614, 201889228, 252361535, 403778456, 504723070, 1009446140, 2018892280]

約数ペア:

[(1, 2018892280), (2, 1009446140), (4, 504723070), (5, 403778456), (8, 252361535), (10, 201889228), (20, 100944614), (40, 50472307), (137, 14736440), (274, 7368220), (548, 3684110), (685, 2947288), (1096, 1842055), (1370, 1473644), (2740, 736822), (5480, 368411)]