20759200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1$

素因数の和:375

約数の個数: 144

約数和(自身を含む): 63370944

約数和(自身を除く): 42611744

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 140, 154, 160, 175, 176, 200, 220, 224, 275, 280, 308, 337, 350, 352, 385, 400, 440, 550, 560, 616, 674, 700, 770, 800, 880, 1100, 1120, 1232, 1348, 1400, 1540, 1685, 1760, 1925, 2200, 2359, 2464, 2696, 2800, 3080, 3370, 3707, 3850, 4400, 4718, 5392, 5600, 6160, 6740, 7414, 7700, 8425, 8800, 9436, 10784, 11795, 12320, 13480, 14828, 15400, 16850, 18535, 18872, 23590, 25949, 26960, 29656, 30800, 33700, 37070, 37744, 47180, 51898, 53920, 58975, 59312, 61600, 67400, 74140, 75488, 92675, 94360, 103796, 117950, 118624, 129745, 134800, 148280, 185350, 188720, 207592, 235900, 259490, 269600, 296560, 370700, 377440, 415184, 471800, 518980, 593120, 648725, 741400, 830368, 943600, 1037960, 1297450, 1482800, 1887200, 2075920, 2594900, 2965600, 4151840, 5189800, 10379600, 20759200]

約数ペア:

[(1, 20759200), (2, 10379600), (4, 5189800), (5, 4151840), (7, 2965600), (8, 2594900), (10, 2075920), (11, 1887200), (14, 1482800), (16, 1297450), (20, 1037960), (22, 943600), (25, 830368), (28, 741400), (32, 648725), (35, 593120), (40, 518980), (44, 471800), (50, 415184), (55, 377440), (56, 370700), (70, 296560), (77, 269600), (80, 259490), (88, 235900), (100, 207592), (110, 188720), (112, 185350), (140, 148280), (154, 134800), (160, 129745), (175, 118624), (176, 117950), (200, 103796), (220, 94360), (224, 92675), (275, 75488), (280, 74140), (308, 67400), (337, 61600), (350, 59312), (352, 58975), (385, 53920), (400, 51898), (440, 47180), (550, 37744), (560, 37070), (616, 33700), (674, 30800), (700, 29656), (770, 26960), (800, 25949), (880, 23590), (1100, 18872), (1120, 18535), (1232, 16850), (1348, 15400), (1400, 14828), (1540, 13480), (1685, 12320), (1760, 11795), (1925, 10784), (2200, 9436), (2359, 8800), (2464, 8425), (2696, 7700), (2800, 7414), (3080, 6740), (3370, 6160), (3707, 5600), (3850, 5392), (4400, 4718)]