2643156760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{930689}}^1$

素因数の和:930771

約数の個数: 32

約数和(自身を含む): 6030871200

約数和(自身を除く): 3387714440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 930689, 1861378, 3722756, 4653445, 7445512, 9306890, 18613780, 37227560, 66078919, 132157838, 264315676, 330394595, 528631352, 660789190, 1321578380, 2643156760]

約数ペア:

[(1, 2643156760), (2, 1321578380), (4, 660789190), (5, 528631352), (8, 330394595), (10, 264315676), (20, 132157838), (40, 66078919), (71, 37227560), (142, 18613780), (284, 9306890), (355, 7445512), (568, 4653445), (710, 3722756), (1420, 1861378), (2840, 930689)]