28469440

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2069}}^1$

素因数の和:2129

約数の個数: 56

約数和(自身を含む): 69402960

約数和(自身を除く): 40933520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 2069, 2752, 3440, 4138, 6880, 8276, 10345, 13760, 16552, 20690, 33104, 41380, 66208, 82760, 88967, 132416, 165520, 177934, 331040, 355868, 444835, 662080, 711736, 889670, 1423472, 1779340, 2846944, 3558680, 5693888, 7117360, 14234720, 28469440]

約数ペア:

[(1, 28469440), (2, 14234720), (4, 7117360), (5, 5693888), (8, 3558680), (10, 2846944), (16, 1779340), (20, 1423472), (32, 889670), (40, 711736), (43, 662080), (64, 444835), (80, 355868), (86, 331040), (160, 177934), (172, 165520), (215, 132416), (320, 88967), (344, 82760), (430, 66208), (688, 41380), (860, 33104), (1376, 20690), (1720, 16552), (2069, 13760), (2752, 10345), (3440, 8276), (4138, 6880)]