6646280

素因数分解:

$2^3\times 5^1\times {\mathrm{166157}}^1$

素因数の和:166168

約数の個数: 16

約数和(自身を含む): 14954220

約数和(自身を除く): 8307940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 166157, 332314, 664628, 830785, 1329256, 1661570, 3323140, 6646280]

約数ペア:

[(1, 6646280), (2, 3323140), (4, 1661570), (5, 1329256), (8, 830785), (10, 664628), (20, 332314), (40, 166157)]