26315780

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5003}}^1$

素因数の和:5275

約数の個数: 24

約数和(自身を含む): 55484352

約数和(自身を除く): 29168572

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5003, 5260, 10006, 20012, 25015, 50030, 100060, 1315789, 2631578, 5263156, 6578945, 13157890, 26315780]

約数ペア:

[(1, 26315780), (2, 13157890), (4, 6578945), (5, 5263156), (10, 2631578), (20, 1315789), (263, 100060), (526, 50030), (1052, 25015), (1315, 20012), (2630, 10006), (5003, 5260)]