11817680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:516

約数の個数: 80

約数和(自身を含む): 32140800

約数和(自身を除く): 20323120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 449, 470, 560, 658, 752, 898, 940, 1316, 1645, 1796, 1880, 2245, 2632, 3143, 3290, 3592, 3760, 4490, 5264, 6286, 6580, 7184, 8980, 12572, 13160, 15715, 17960, 21103, 25144, 26320, 31430, 35920, 42206, 50288, 62860, 84412, 105515, 125720, 147721, 168824, 211030, 251440, 295442, 337648, 422060, 590884, 738605, 844120, 1181768, 1477210, 1688240, 2363536, 2954420, 5908840, 11817680]

約数ペア:

[(1, 11817680), (2, 5908840), (4, 2954420), (5, 2363536), (7, 1688240), (8, 1477210), (10, 1181768), (14, 844120), (16, 738605), (20, 590884), (28, 422060), (35, 337648), (40, 295442), (47, 251440), (56, 211030), (70, 168824), (80, 147721), (94, 125720), (112, 105515), (140, 84412), (188, 62860), (235, 50288), (280, 42206), (329, 35920), (376, 31430), (449, 26320), (470, 25144), (560, 21103), (658, 17960), (752, 15715), (898, 13160), (940, 12572), (1316, 8980), (1645, 7184), (1796, 6580), (1880, 6286), (2245, 5264), (2632, 4490), (3143, 3760), (3290, 3592)]