1855991680

素因数分解:

$2^7\times 5^1\times {\mathrm{149}}^1\times {\mathrm{19463}}^1$

素因数の和:19631

約数の個数: 64

約数和(自身を含む): 4466988000

約数和(自身を除く): 2610996320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 298, 320, 596, 640, 745, 1192, 1490, 2384, 2980, 4768, 5960, 9536, 11920, 19072, 19463, 23840, 38926, 47680, 77852, 95360, 97315, 155704, 194630, 311408, 389260, 622816, 778520, 1245632, 1557040, 2491264, 2899987, 3114080, 5799974, 6228160, 11599948, 12456320, 14499935, 23199896, 28999870, 46399792, 57999740, 92799584, 115999480, 185599168, 231998960, 371198336, 463997920, 927995840, 1855991680]

約数ペア:

[(1, 1855991680), (2, 927995840), (4, 463997920), (5, 371198336), (8, 231998960), (10, 185599168), (16, 115999480), (20, 92799584), (32, 57999740), (40, 46399792), (64, 28999870), (80, 23199896), (128, 14499935), (149, 12456320), (160, 11599948), (298, 6228160), (320, 5799974), (596, 3114080), (640, 2899987), (745, 2491264), (1192, 1557040), (1490, 1245632), (2384, 778520), (2980, 622816), (4768, 389260), (5960, 311408), (9536, 194630), (11920, 155704), (19072, 97315), (19463, 95360), (23840, 77852), (38926, 47680)]