136840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 336960

約数和(自身を除く): 200120

約数列:

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

約数ペア:

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