15730840

素因数分解:

$2^3\times 5^1\times {\mathrm{393271}}^1$

素因数の和:393282

約数の個数: 16

約数和(自身を含む): 35394480

約数和(自身を除く): 19663640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 393271, 786542, 1573084, 1966355, 3146168, 3932710, 7865420, 15730840]

約数ペア:

[(1, 15730840), (2, 7865420), (4, 3932710), (5, 3146168), (8, 1966355), (10, 1573084), (20, 786542), (40, 393271)]