470897680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2689}}^1$

素因数の和:2912

約数の個数: 80

約数和(自身を含む): 1200816000

約数和(自身を除く): 729918320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 199, 220, 398, 440, 796, 880, 995, 1592, 1990, 2189, 2689, 3184, 3980, 4378, 5378, 7960, 8756, 10756, 10945, 13445, 15920, 17512, 21512, 21890, 26890, 29579, 35024, 43024, 43780, 53780, 59158, 87560, 107560, 118316, 147895, 175120, 215120, 236632, 295790, 473264, 535111, 591580, 1070222, 1183160, 2140444, 2366320, 2675555, 4280888, 5351110, 5886221, 8561776, 10702220, 11772442, 21404440, 23544884, 29431105, 42808880, 47089768, 58862210, 94179536, 117724420, 235448840, 470897680]

約数ペア:

[(1, 470897680), (2, 235448840), (4, 117724420), (5, 94179536), (8, 58862210), (10, 47089768), (11, 42808880), (16, 29431105), (20, 23544884), (22, 21404440), (40, 11772442), (44, 10702220), (55, 8561776), (80, 5886221), (88, 5351110), (110, 4280888), (176, 2675555), (199, 2366320), (220, 2140444), (398, 1183160), (440, 1070222), (796, 591580), (880, 535111), (995, 473264), (1592, 295790), (1990, 236632), (2189, 215120), (2689, 175120), (3184, 147895), (3980, 118316), (4378, 107560), (5378, 87560), (7960, 59158), (8756, 53780), (10756, 43780), (10945, 43024), (13445, 35024), (15920, 29579), (17512, 26890), (21512, 21890)]