2016904990460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{54540427}}^1$

素因数の和:54540522

約数の個数: 36

約数和(自身を含む): 4336291268568

約数和(自身を除く): 2319386278108

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1849, 3698, 7396, 9245, 18490, 36980, 54540427, 109080854, 218161708, 272702135, 545404270, 1090808540, 2345238361, 4690476722, 9380953444, 11726191805, 23452383610, 46904767220, 100845249523, 201690499046, 403380998092, 504226247615, 1008452495230, 2016904990460]

約数ペア:

[(1, 2016904990460), (2, 1008452495230), (4, 504226247615), (5, 403380998092), (10, 201690499046), (20, 100845249523), (43, 46904767220), (86, 23452383610), (172, 11726191805), (215, 9380953444), (430, 4690476722), (860, 2345238361), (1849, 1090808540), (3698, 545404270), (7396, 272702135), (9245, 218161708), (18490, 109080854), (36980, 54540427)]