1531280

素因数分解:

$2^4\times 5^1\times {\mathrm{19141}}^1$

素因数の和:19154

約数の個数: 20

約数和(自身を含む): 3560412

約数和(自身を除く): 2029132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19141, 38282, 76564, 95705, 153128, 191410, 306256, 382820, 765640, 1531280]

約数ペア:

[(1, 1531280), (2, 765640), (4, 382820), (5, 306256), (8, 191410), (10, 153128), (16, 95705), (20, 76564), (40, 38282), (80, 19141)]