87152920

素因数分解:

$2^3\times 5^1\times {\mathrm{2178823}}^1$

素因数の和:2178834

約数の個数: 16

約数和(自身を含む): 196094160

約数和(自身を除く): 108941240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2178823, 4357646, 8715292, 10894115, 17430584, 21788230, 43576460, 87152920]

約数ペア:

[(1, 87152920), (2, 43576460), (4, 21788230), (5, 17430584), (8, 10894115), (10, 8715292), (20, 4357646), (40, 2178823)]