42516640

素因数分解:

$2^5\times 5^1\times {\mathrm{265729}}^1$

素因数の和:265744

約数の個数: 24

約数和(自身を含む): 100445940

約数和(自身を除く): 57929300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 265729, 531458, 1062916, 1328645, 2125832, 2657290, 4251664, 5314580, 8503328, 10629160, 21258320, 42516640]

約数ペア:

[(1, 42516640), (2, 21258320), (4, 10629160), (5, 8503328), (8, 5314580), (10, 4251664), (16, 2657290), (20, 2125832), (32, 1328645), (40, 1062916), (80, 531458), (160, 265729)]