12896840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29311}}^1$

素因数の和:29333

約数の個数: 32

約数和(自身を含む): 31656960

約数和(自身を除く): 18760120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 29311, 58622, 117244, 146555, 234488, 293110, 322421, 586220, 644842, 1172440, 1289684, 1612105, 2579368, 3224210, 6448420, 12896840]

約数ペア:

[(1, 12896840), (2, 6448420), (4, 3224210), (5, 2579368), (8, 1612105), (10, 1289684), (11, 1172440), (20, 644842), (22, 586220), (40, 322421), (44, 293110), (55, 234488), (88, 146555), (110, 117244), (220, 58622), (440, 29311)]