27208420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33181}}^1$

素因数の和:33231

約数の個数: 24

約数和(自身を含む): 58533048

約数和(自身を除く): 31324628

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 33181, 66362, 132724, 165905, 331810, 663620, 1360421, 2720842, 5441684, 6802105, 13604210, 27208420]

約数ペア:

[(1, 27208420), (2, 13604210), (4, 6802105), (5, 5441684), (10, 2720842), (20, 1360421), (41, 663620), (82, 331810), (164, 165905), (205, 132724), (410, 66362), (820, 33181)]