20004870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{666829}}^1$

素因数の和:666839

約数の個数: 16

約数和(自身を含む): 48011760

約数和(自身を除く): 28006890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 666829, 1333658, 2000487, 3334145, 4000974, 6668290, 10002435, 20004870]

約数ペア:

[(1, 20004870), (2, 10002435), (3, 6668290), (5, 4000974), (6, 3334145), (10, 2000487), (15, 1333658), (30, 666829)]