90676280

素因数分解:

$2^3\times 5^1\times {\mathrm{2266907}}^1$

素因数の和:2266918

約数の個数: 16

約数和(自身を含む): 204021720

約数和(自身を除く): 113345440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2266907, 4533814, 9067628, 11334535, 18135256, 22669070, 45338140, 90676280]

約数ペア:

[(1, 90676280), (2, 45338140), (4, 22669070), (5, 18135256), (8, 11334535), (10, 9067628), (20, 4533814), (40, 2266907)]