31256740

素因数分解:

$2^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{1487}}^1$

素因数の和:2547

約数の個数: 24

約数和(自身を含む): 65745792

約数和(自身を除く): 34489052

約数列:

[1, 2, 4, 5, 10, 20, 1051, 1487, 2102, 2974, 4204, 5255, 5948, 7435, 10510, 14870, 21020, 29740, 1562837, 3125674, 6251348, 7814185, 15628370, 31256740]

約数ペア:

[(1, 31256740), (2, 15628370), (4, 7814185), (5, 6251348), (10, 3125674), (20, 1562837), (1051, 29740), (1487, 21020), (2102, 14870), (2974, 10510), (4204, 7435), (5255, 5948)]