16811260

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3517}}^1$

素因数の和:3765

約数の個数: 24

約数和(自身を含む): 35461440

約数和(自身を除く): 18650180

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 3517, 4780, 7034, 14068, 17585, 35170, 70340, 840563, 1681126, 3362252, 4202815, 8405630, 16811260]

約数ペア:

[(1, 16811260), (2, 8405630), (4, 4202815), (5, 3362252), (10, 1681126), (20, 840563), (239, 70340), (478, 35170), (956, 17585), (1195, 14068), (2390, 7034), (3517, 4780)]