1990408

素因数分解:

$2^3\times 7^1\times {\mathrm{35543}}^1$

素因数の和:35556

約数の個数: 16

約数和(自身を含む): 4265280

約数和(自身を除く): 2274872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 35543, 71086, 142172, 248801, 284344, 497602, 995204, 1990408]

約数ペア:

[(1, 1990408), (2, 995204), (4, 497602), (7, 284344), (8, 248801), (14, 142172), (28, 71086), (56, 35543)]