273680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1$

素因数の和:335

約数の個数: 40

約数和(自身を含む): 696384

約数和(自身を除く): 422704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 311, 440, 622, 880, 1244, 1555, 2488, 3110, 3421, 4976, 6220, 6842, 12440, 13684, 17105, 24880, 27368, 34210, 54736, 68420, 136840, 273680]

約数ペア:

[(1, 273680), (2, 136840), (4, 68420), (5, 54736), (8, 34210), (10, 27368), (11, 24880), (16, 17105), (20, 13684), (22, 12440), (40, 6842), (44, 6220), (55, 4976), (80, 3421), (88, 3110), (110, 2488), (176, 1555), (220, 1244), (311, 880), (440, 622)]