28161780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{469363}}^1$

素因数の和:469375

約数の個数: 24

約数和(自身を含む): 78853152

約数和(自身を除く): 50691372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 469363, 938726, 1408089, 1877452, 2346815, 2816178, 4693630, 5632356, 7040445, 9387260, 14080890, 28161780]

約数ペア:

[(1, 28161780), (2, 14080890), (3, 9387260), (4, 7040445), (5, 5632356), (6, 4693630), (10, 2816178), (12, 2346815), (15, 1877452), (20, 1408089), (30, 938726), (60, 469363)]