87202460

素因数分解:

$2^2\times 5^1\times {\mathrm{4360123}}^1$

素因数の和:4360132

約数の個数: 12

約数和(自身を含む): 183125208

約数和(自身を除く): 95922748

約数列:

[1, 2, 4, 5, 10, 20, 4360123, 8720246, 17440492, 21800615, 43601230, 87202460]

約数ペア:

[(1, 87202460), (2, 43601230), (4, 21800615), (5, 17440492), (10, 8720246), (20, 4360123)]