84523640

素因数分解:

$2^3\times 5^1\times {\mathrm{2113091}}^1$

素因数の和:2113102

約数の個数: 16

約数和(自身を含む): 190178280

約数和(自身を除く): 105654640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2113091, 4226182, 8452364, 10565455, 16904728, 21130910, 42261820, 84523640]

約数ペア:

[(1, 84523640), (2, 42261820), (4, 21130910), (5, 16904728), (8, 10565455), (10, 8452364), (20, 4226182), (40, 2113091)]