87206380

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{19553}}^1$

素因数の和:19785

約数の個数: 24

約数和(自身を含む): 183964032

約数和(自身を除く): 96757652

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 19553, 39106, 78212, 97765, 195530, 391060, 4360319, 8720638, 17441276, 21801595, 43603190, 87206380]

約数ペア:

[(1, 87206380), (2, 43603190), (4, 21801595), (5, 17441276), (10, 8720638), (20, 4360319), (223, 391060), (446, 195530), (892, 97765), (1115, 78212), (2230, 39106), (4460, 19553)]