9021680

素因数分解:

$2^4\times 5^1\times {\mathrm{112771}}^1$

素因数の和:112784

約数の個数: 20

約数和(自身を含む): 20975592

約数和(自身を除く): 11953912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 112771, 225542, 451084, 563855, 902168, 1127710, 1804336, 2255420, 4510840, 9021680]

約数ペア:

[(1, 9021680), (2, 4510840), (4, 2255420), (5, 1804336), (8, 1127710), (10, 902168), (16, 563855), (20, 451084), (40, 225542), (80, 112771)]