2256959920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{4789}}^1$

素因数の和:4982

約数の個数: 80

約数和(自身を含む): 5409787680

約数和(自身を除く): 3152827760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 137, 172, 215, 274, 344, 430, 548, 685, 688, 860, 1096, 1370, 1720, 2192, 2740, 3440, 4789, 5480, 5891, 9578, 10960, 11782, 19156, 23564, 23945, 29455, 38312, 47128, 47890, 58910, 76624, 94256, 95780, 117820, 191560, 205927, 235640, 383120, 411854, 471280, 656093, 823708, 1029635, 1312186, 1647416, 2059270, 2624372, 3280465, 3294832, 4118540, 5248744, 6560930, 8237080, 10497488, 13121860, 16474160, 26243720, 28211999, 52487440, 56423998, 112847996, 141059995, 225695992, 282119990, 451391984, 564239980, 1128479960, 2256959920]

約数ペア:

[(1, 2256959920), (2, 1128479960), (4, 564239980), (5, 451391984), (8, 282119990), (10, 225695992), (16, 141059995), (20, 112847996), (40, 56423998), (43, 52487440), (80, 28211999), (86, 26243720), (137, 16474160), (172, 13121860), (215, 10497488), (274, 8237080), (344, 6560930), (430, 5248744), (548, 4118540), (685, 3294832), (688, 3280465), (860, 2624372), (1096, 2059270), (1370, 1647416), (1720, 1312186), (2192, 1029635), (2740, 823708), (3440, 656093), (4789, 471280), (5480, 411854), (5891, 383120), (9578, 235640), (10960, 205927), (11782, 191560), (19156, 117820), (23564, 95780), (23945, 94256), (29455, 76624), (38312, 58910), (47128, 47890)]