40272740

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{19937}}^1$

素因数の和:20047

約数の個数: 24

約数和(自身を含む): 85414392

約数和(自身を除く): 45141652

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 19937, 39874, 79748, 99685, 199370, 398740, 2013637, 4027274, 8054548, 10068185, 20136370, 40272740]

約数ペア:

[(1, 40272740), (2, 20136370), (4, 10068185), (5, 8054548), (10, 4027274), (20, 2013637), (101, 398740), (202, 199370), (404, 99685), (505, 79748), (1010, 39874), (2020, 19937)]