27205420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123661}}^1$

素因数の和:123681

約数の個数: 24

約数和(自身を含む): 62325648

約数和(自身を除く): 35120228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 123661, 247322, 494644, 618305, 1236610, 1360271, 2473220, 2720542, 5441084, 6801355, 13602710, 27205420]

約数ペア:

[(1, 27205420), (2, 13602710), (4, 6801355), (5, 5441084), (10, 2720542), (11, 2473220), (20, 1360271), (22, 1236610), (44, 618305), (55, 494644), (110, 247322), (220, 123661)]