3844420

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{911}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 8120448

約数和(自身を除く): 4276028

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 911, 1055, 1822, 2110, 3644, 4220, 4555, 9110, 18220, 192221, 384442, 768884, 961105, 1922210, 3844420]

約数ペア:

[(1, 3844420), (2, 1922210), (4, 961105), (5, 768884), (10, 384442), (20, 192221), (211, 18220), (422, 9110), (844, 4555), (911, 4220), (1055, 3644), (1822, 2110)]