20804738570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{137153}}^1$

素因数の和:137375

約数の個数: 64

約数和(自身を含む): 46926418176

約数和(自身を除く): 26121679606

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 197, 385, 394, 770, 985, 1379, 1970, 2167, 2758, 4334, 6895, 10835, 13790, 15169, 21670, 30338, 75845, 137153, 151690, 274306, 685765, 960071, 1371530, 1508683, 1920142, 3017366, 4800355, 7543415, 9600710, 10560781, 15086830, 21121562, 27019141, 52803905, 54038282, 105607810, 135095705, 189133987, 270191410, 297210551, 378267974, 594421102, 945669935, 1486052755, 1891339870, 2080473857, 2972105510, 4160947714, 10402369285, 20804738570]

約数ペア:

[(1, 20804738570), (2, 10402369285), (5, 4160947714), (7, 2972105510), (10, 2080473857), (11, 1891339870), (14, 1486052755), (22, 945669935), (35, 594421102), (55, 378267974), (70, 297210551), (77, 270191410), (110, 189133987), (154, 135095705), (197, 105607810), (385, 54038282), (394, 52803905), (770, 27019141), (985, 21121562), (1379, 15086830), (1970, 10560781), (2167, 9600710), (2758, 7543415), (4334, 4800355), (6895, 3017366), (10835, 1920142), (13790, 1508683), (15169, 1371530), (21670, 960071), (30338, 685765), (75845, 274306), (137153, 151690)]