2019928160

素因数分解:

$2^5\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{10781}}^1$

素因数の和:11967

約数の個数: 48

約数和(自身を含む): 4776598512

約数和(自身を除く): 2756670352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1171, 2342, 4684, 5855, 9368, 10781, 11710, 18736, 21562, 23420, 37472, 43124, 46840, 53905, 86248, 93680, 107810, 172496, 187360, 215620, 344992, 431240, 862480, 1724960, 12624551, 25249102, 50498204, 63122755, 100996408, 126245510, 201992816, 252491020, 403985632, 504982040, 1009964080, 2019928160]

約数ペア:

[(1, 2019928160), (2, 1009964080), (4, 504982040), (5, 403985632), (8, 252491020), (10, 201992816), (16, 126245510), (20, 100996408), (32, 63122755), (40, 50498204), (80, 25249102), (160, 12624551), (1171, 1724960), (2342, 862480), (4684, 431240), (5855, 344992), (9368, 215620), (10781, 187360), (11710, 172496), (18736, 107810), (21562, 93680), (23420, 86248), (37472, 53905), (43124, 46840)]