16610840

素因数分解:

$2^3\times 5^1\times {\mathrm{415271}}^1$

素因数の和:415282

約数の個数: 16

約数和(自身を含む): 37374480

約数和(自身を除く): 20763640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 415271, 830542, 1661084, 2076355, 3322168, 4152710, 8305420, 16610840]

約数ペア:

[(1, 16610840), (2, 8305420), (4, 4152710), (5, 3322168), (8, 2076355), (10, 1661084), (20, 830542), (40, 415271)]