15874720

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2111}}^1$

素因数の和:2173

約数の個数: 48

約数和(自身を含む): 38320128

約数和(自身を除く): 22445408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 2111, 3760, 4222, 7520, 8444, 10555, 16888, 21110, 33776, 42220, 67552, 84440, 99217, 168880, 198434, 337760, 396868, 496085, 793736, 992170, 1587472, 1984340, 3174944, 3968680, 7937360, 15874720]

約数ペア:

[(1, 15874720), (2, 7937360), (4, 3968680), (5, 3174944), (8, 1984340), (10, 1587472), (16, 992170), (20, 793736), (32, 496085), (40, 396868), (47, 337760), (80, 198434), (94, 168880), (160, 99217), (188, 84440), (235, 67552), (376, 42220), (470, 33776), (752, 21110), (940, 16888), (1504, 10555), (1880, 8444), (2111, 7520), (3760, 4222)]