823607320

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{1427}}^1$

素因数の和:1792

約数の個数: 64

約数和(自身を含む): 1900039680

約数和(自身を除く): 1076432360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 307, 376, 470, 614, 940, 1228, 1427, 1535, 1880, 2456, 2854, 3070, 5708, 6140, 7135, 11416, 12280, 14270, 14429, 28540, 28858, 57080, 57716, 67069, 72145, 115432, 134138, 144290, 268276, 288580, 335345, 438089, 536552, 577160, 670690, 876178, 1341380, 1752356, 2190445, 2682760, 3504712, 4380890, 8761780, 17523560, 20590183, 41180366, 82360732, 102950915, 164721464, 205901830, 411803660, 823607320]

約数ペア:

[(1, 823607320), (2, 411803660), (4, 205901830), (5, 164721464), (8, 102950915), (10, 82360732), (20, 41180366), (40, 20590183), (47, 17523560), (94, 8761780), (188, 4380890), (235, 3504712), (307, 2682760), (376, 2190445), (470, 1752356), (614, 1341380), (940, 876178), (1228, 670690), (1427, 577160), (1535, 536552), (1880, 438089), (2456, 335345), (2854, 288580), (3070, 268276), (5708, 144290), (6140, 134138), (7135, 115432), (11416, 72145), (12280, 67069), (14270, 57716), (14429, 57080), (28540, 28858)]