156218960

素因数分解:

$2^4\times 5^1\times {\mathrm{1952737}}^1$

素因数の和:1952750

約数の個数: 20

約数和(自身を含む): 363209268

約数和(自身を除く): 206990308

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1952737, 3905474, 7810948, 9763685, 15621896, 19527370, 31243792, 39054740, 78109480, 156218960]

約数ペア:

[(1, 156218960), (2, 78109480), (4, 39054740), (5, 31243792), (8, 19527370), (10, 15621896), (16, 9763685), (20, 7810948), (40, 3905474), (80, 1952737)]