1388334540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23138909}}^1$

素因数の和:23138921

約数の個数: 24

約数和(自身を含む): 3887336880

約数和(自身を除く): 2499002340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 23138909, 46277818, 69416727, 92555636, 115694545, 138833454, 231389090, 277666908, 347083635, 462778180, 694167270, 1388334540]

約数ペア:

[(1, 1388334540), (2, 694167270), (3, 462778180), (4, 347083635), (5, 277666908), (6, 231389090), (10, 138833454), (12, 115694545), (15, 92555636), (20, 69416727), (30, 46277818), (60, 23138909)]