19727340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{328789}}^1$

素因数の和:328801

約数の個数: 24

約数和(自身を含む): 55236720

約数和(自身を除く): 35509380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 328789, 657578, 986367, 1315156, 1643945, 1972734, 3287890, 3945468, 4931835, 6575780, 9863670, 19727340]

約数ペア:

[(1, 19727340), (2, 9863670), (3, 6575780), (4, 4931835), (5, 3945468), (6, 3287890), (10, 1972734), (12, 1643945), (15, 1315156), (20, 986367), (30, 657578), (60, 328789)]