20004690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{666823}}^1$

素因数の和:666833

約数の個数: 16

約数和(自身を含む): 48011328

約数和(自身を除く): 28006638

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 666823, 1333646, 2000469, 3334115, 4000938, 6668230, 10002345, 20004690]

約数ペア:

[(1, 20004690), (2, 10002345), (3, 6668230), (5, 4000938), (6, 3334115), (10, 2000469), (15, 1333646), (30, 666823)]