12940820

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{2777}}^1$

素因数の和:3019

約数の個数: 24

約数和(自身を含む): 27302184

約数和(自身を除く): 14361364

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 2777, 4660, 5554, 11108, 13885, 27770, 55540, 647041, 1294082, 2588164, 3235205, 6470410, 12940820]

約数ペア:

[(1, 12940820), (2, 6470410), (4, 3235205), (5, 2588164), (10, 1294082), (20, 647041), (233, 55540), (466, 27770), (932, 13885), (1165, 11108), (2330, 5554), (2777, 4660)]