21244000

素因数分解:

$2^5\times 5^3\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 53778816

約数和(自身を除く): 32534816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 47, 50, 80, 94, 100, 113, 125, 160, 188, 200, 226, 235, 250, 376, 400, 452, 470, 500, 565, 752, 800, 904, 940, 1000, 1130, 1175, 1504, 1808, 1880, 2000, 2260, 2350, 2825, 3616, 3760, 4000, 4520, 4700, 5311, 5650, 5875, 7520, 9040, 9400, 10622, 11300, 11750, 14125, 18080, 18800, 21244, 22600, 23500, 26555, 28250, 37600, 42488, 45200, 47000, 53110, 56500, 84976, 90400, 94000, 106220, 113000, 132775, 169952, 188000, 212440, 226000, 265550, 424880, 452000, 531100, 663875, 849760, 1062200, 1327750, 2124400, 2655500, 4248800, 5311000, 10622000, 21244000]

約数ペア:

[(1, 21244000), (2, 10622000), (4, 5311000), (5, 4248800), (8, 2655500), (10, 2124400), (16, 1327750), (20, 1062200), (25, 849760), (32, 663875), (40, 531100), (47, 452000), (50, 424880), (80, 265550), (94, 226000), (100, 212440), (113, 188000), (125, 169952), (160, 132775), (188, 113000), (200, 106220), (226, 94000), (235, 90400), (250, 84976), (376, 56500), (400, 53110), (452, 47000), (470, 45200), (500, 42488), (565, 37600), (752, 28250), (800, 26555), (904, 23500), (940, 22600), (1000, 21244), (1130, 18800), (1175, 18080), (1504, 14125), (1808, 11750), (1880, 11300), (2000, 10622), (2260, 9400), (2350, 9040), (2825, 7520), (3616, 5875), (3760, 5650), (4000, 5311), (4520, 4700)]