2788344560

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{5413}}^1$

素因数の和:5610

約数の個数: 80

約数和(自身を含む): 6670394496

約数和(自身を除く): 3882049936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 137, 188, 235, 274, 376, 470, 548, 685, 752, 940, 1096, 1370, 1880, 2192, 2740, 3760, 5413, 5480, 6439, 10826, 10960, 12878, 21652, 25756, 27065, 32195, 43304, 51512, 54130, 64390, 86608, 103024, 108260, 128780, 216520, 254411, 257560, 433040, 508822, 515120, 741581, 1017644, 1272055, 1483162, 2035288, 2544110, 2966324, 3707905, 4070576, 5088220, 5932648, 7415810, 10176440, 11865296, 14831620, 20352880, 29663240, 34854307, 59326480, 69708614, 139417228, 174271535, 278834456, 348543070, 557668912, 697086140, 1394172280, 2788344560]

約数ペア:

[(1, 2788344560), (2, 1394172280), (4, 697086140), (5, 557668912), (8, 348543070), (10, 278834456), (16, 174271535), (20, 139417228), (40, 69708614), (47, 59326480), (80, 34854307), (94, 29663240), (137, 20352880), (188, 14831620), (235, 11865296), (274, 10176440), (376, 7415810), (470, 5932648), (548, 5088220), (685, 4070576), (752, 3707905), (940, 2966324), (1096, 2544110), (1370, 2035288), (1880, 1483162), (2192, 1272055), (2740, 1017644), (3760, 741581), (5413, 515120), (5480, 508822), (6439, 433040), (10826, 257560), (10960, 254411), (12878, 216520), (21652, 128780), (25756, 108260), (27065, 103024), (32195, 86608), (43304, 64390), (51512, 54130)]