42662090

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{20219}}^1$

素因数の和:20437

約数の個数: 16

約数和(自身を含む): 77159520

約数和(自身を除く): 34497430

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 20219, 40438, 101095, 202190, 4266209, 8532418, 21331045, 42662090]

約数ペア:

[(1, 42662090), (2, 21331045), (5, 8532418), (10, 4266209), (211, 202190), (422, 101095), (1055, 40438), (2110, 20219)]