2753680

素因数分解:

$2^4\times 5^1\times {\mathrm{34421}}^1$

素因数の和:34434

約数の個数: 20

約数和(自身を含む): 6402492

約数和(自身を除く): 3648812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 34421, 68842, 137684, 172105, 275368, 344210, 550736, 688420, 1376840, 2753680]

約数ペア:

[(1, 2753680), (2, 1376840), (4, 688420), (5, 550736), (8, 344210), (10, 275368), (16, 172105), (20, 137684), (40, 68842), (80, 34421)]