1980244

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 3991680

約数和(自身を除く): 2011436

約数列:

[1, 2, 4, 7, 14, 28, 197, 359, 394, 718, 788, 1379, 1436, 2513, 2758, 5026, 5516, 10052, 70723, 141446, 282892, 495061, 990122, 1980244]

約数ペア:

[(1, 1980244), (2, 990122), (4, 495061), (7, 282892), (14, 141446), (28, 70723), (197, 10052), (359, 5516), (394, 5026), (718, 2758), (788, 2513), (1379, 1436)]