27128420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123311}}^1$

素因数の和:123331

約数の個数: 24

約数和(自身を含む): 62149248

約数和(自身を除く): 35020828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 123311, 246622, 493244, 616555, 1233110, 1356421, 2466220, 2712842, 5425684, 6782105, 13564210, 27128420]

約数ペア:

[(1, 27128420), (2, 13564210), (4, 6782105), (5, 5425684), (10, 2712842), (11, 2466220), (20, 1356421), (22, 1233110), (44, 616555), (55, 493244), (110, 246622), (220, 123311)]