78382020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1306367}}^1$

素因数の和:1306379

約数の個数: 24

約数和(自身を含む): 219469824

約数和(自身を除く): 141087804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1306367, 2612734, 3919101, 5225468, 6531835, 7838202, 13063670, 15676404, 19595505, 26127340, 39191010, 78382020]

約数ペア:

[(1, 78382020), (2, 39191010), (3, 26127340), (4, 19595505), (5, 15676404), (6, 13063670), (10, 7838202), (12, 6531835), (15, 5225468), (20, 3919101), (30, 2612734), (60, 1306367)]