8340556

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2143}}^1$

素因数の和:2293

約数の個数: 24

約数和(自身を含む): 16808960

約数和(自身を除く): 8468404

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 2143, 3892, 4286, 8572, 15001, 30002, 60004, 297877, 595754, 1191508, 2085139, 4170278, 8340556]

約数ペア:

[(1, 8340556), (2, 4170278), (4, 2085139), (7, 1191508), (14, 595754), (28, 297877), (139, 60004), (278, 30002), (556, 15001), (973, 8572), (1946, 4286), (2143, 3892)]