38813820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{646897}}^1$

素因数の和:646909

約数の個数: 24

約数和(自身を含む): 108678864

約数和(自身を除く): 69865044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 646897, 1293794, 1940691, 2587588, 3234485, 3881382, 6468970, 7762764, 9703455, 12937940, 19406910, 38813820]

約数ペア:

[(1, 38813820), (2, 19406910), (3, 12937940), (4, 9703455), (5, 7762764), (6, 6468970), (10, 3881382), (12, 3234485), (15, 2587588), (20, 1940691), (30, 1293794), (60, 646897)]