54518420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{247811}}^1$

素因数の和:247831

約数の個数: 24

約数和(自身を含む): 124897248

約数和(自身を除く): 70378828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 247811, 495622, 991244, 1239055, 2478110, 2725921, 4956220, 5451842, 10903684, 13629605, 27259210, 54518420]

約数ペア:

[(1, 54518420), (2, 27259210), (4, 13629605), (5, 10903684), (10, 5451842), (11, 4956220), (20, 2725921), (22, 2478110), (44, 1239055), (55, 991244), (110, 495622), (220, 247811)]