2002304890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2137}}^1\times {\mathrm{2179}}^1$

素因数の和:4366

約数の個数: 32

約数和(自身を含む): 3691385280

約数和(自身を除く): 1689080390

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 2137, 2179, 4274, 4358, 10685, 10895, 21370, 21790, 91891, 93697, 183782, 187394, 459455, 468485, 918910, 936970, 4656523, 9313046, 23282615, 46565230, 200230489, 400460978, 1001152445, 2002304890]

約数ペア:

[(1, 2002304890), (2, 1001152445), (5, 400460978), (10, 200230489), (43, 46565230), (86, 23282615), (215, 9313046), (430, 4656523), (2137, 936970), (2179, 918910), (4274, 468485), (4358, 459455), (10685, 187394), (10895, 183782), (21370, 93697), (21790, 91891)]