66760240

素因数分解:

$2^4\times 5^1\times {\mathrm{834503}}^1$

素因数の和:834516

約数の個数: 20

約数和(自身を含む): 155217744

約数和(自身を除く): 88457504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 834503, 1669006, 3338012, 4172515, 6676024, 8345030, 13352048, 16690060, 33380120, 66760240]

約数ペア:

[(1, 66760240), (2, 33380120), (4, 16690060), (5, 13352048), (8, 8345030), (10, 6676024), (16, 4172515), (20, 3338012), (40, 1669006), (80, 834503)]