20592240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{359}}^1$

素因数の和:614

約数の個数: 80

約数和(自身を含む): 64281600

約数和(自身を除く): 43689360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 359, 478, 717, 718, 956, 1077, 1195, 1434, 1436, 1795, 1912, 2154, 2390, 2868, 2872, 3585, 3590, 3824, 4308, 4780, 5385, 5736, 5744, 7170, 7180, 8616, 9560, 10770, 11472, 14340, 14360, 17232, 19120, 21540, 28680, 28720, 43080, 57360, 85801, 86160, 171602, 257403, 343204, 429005, 514806, 686408, 858010, 1029612, 1287015, 1372816, 1716020, 2059224, 2574030, 3432040, 4118448, 5148060, 6864080, 10296120, 20592240]

約数ペア:

[(1, 20592240), (2, 10296120), (3, 6864080), (4, 5148060), (5, 4118448), (6, 3432040), (8, 2574030), (10, 2059224), (12, 1716020), (15, 1372816), (16, 1287015), (20, 1029612), (24, 858010), (30, 686408), (40, 514806), (48, 429005), (60, 343204), (80, 257403), (120, 171602), (239, 86160), (240, 85801), (359, 57360), (478, 43080), (717, 28720), (718, 28680), (956, 21540), (1077, 19120), (1195, 17232), (1434, 14360), (1436, 14340), (1795, 11472), (1912, 10770), (2154, 9560), (2390, 8616), (2868, 7180), (2872, 7170), (3585, 5744), (3590, 5736), (3824, 5385), (4308, 4780)]