1237540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 2661120

約数和(自身を除く): 1423580

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1439, 2878, 5756, 7195, 14390, 28780, 61877, 123754, 247508, 309385, 618770, 1237540]

約数ペア:

[(1, 1237540), (2, 618770), (4, 309385), (5, 247508), (10, 123754), (20, 61877), (43, 28780), (86, 14390), (172, 7195), (215, 5756), (430, 2878), (860, 1439)]