2667712240

素因数分解:

$2^4\times 5^1\times {\mathrm{33346403}}^1$

素因数の和:33346416

約数の個数: 20

約数和(自身を含む): 6202431144

約数和(自身を除く): 3534718904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33346403, 66692806, 133385612, 166732015, 266771224, 333464030, 533542448, 666928060, 1333856120, 2667712240]

約数ペア:

[(1, 2667712240), (2, 1333856120), (4, 666928060), (5, 533542448), (8, 333464030), (10, 266771224), (16, 166732015), (20, 133385612), (40, 66692806), (80, 33346403)]