2560511.00000000

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{129959}}^1$

素因数の和:129990

約数の個数: 24

約数和(自身を含む): 121642560

約数和(自身を除く): 67839534

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 129959, 259918, 389877, 779754, 1169631, 2339262, 2989057, 5978114, 8967171, 17934342, 26901513, 53803026]

約数ペア:

[(1, 53803026), (2, 26901513), (3, 17934342), (6, 8967171), (9, 5978114), (18, 2989057), (23, 2339262), (46, 1169631), (69, 779754), (138, 389877), (207, 259918), (414, 129959)]