1920051520

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127663}}^1$

素因数の和:127727

約数の個数: 56

約数和(自身を含む): 4669438464

約数和(自身を除く): 2749386944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1504, 1880, 3008, 3760, 7520, 15040, 127663, 255326, 510652, 638315, 1021304, 1276630, 2042608, 2553260, 4085216, 5106520, 6000161, 8170432, 10213040, 12000322, 20426080, 24000644, 30000805, 40852160, 48001288, 60001610, 96002576, 120003220, 192005152, 240006440, 384010304, 480012880, 960025760, 1920051520]

約数ペア:

[(1, 1920051520), (2, 960025760), (4, 480012880), (5, 384010304), (8, 240006440), (10, 192005152), (16, 120003220), (20, 96002576), (32, 60001610), (40, 48001288), (47, 40852160), (64, 30000805), (80, 24000644), (94, 20426080), (160, 12000322), (188, 10213040), (235, 8170432), (320, 6000161), (376, 5106520), (470, 4085216), (752, 2553260), (940, 2042608), (1504, 1276630), (1880, 1021304), (3008, 638315), (3760, 510652), (7520, 255326), (15040, 127663)]