1394480

素因数分解:

$2^4\times 5^1\times {\mathrm{17431}}^1$

素因数の和:17444

約数の個数: 20

約数和(自身を含む): 3242352

約数和(自身を除く): 1847872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 17431, 34862, 69724, 87155, 139448, 174310, 278896, 348620, 697240, 1394480]

約数ペア:

[(1, 1394480), (2, 697240), (4, 348620), (5, 278896), (8, 174310), (10, 139448), (16, 87155), (20, 69724), (40, 34862), (80, 17431)]