12984500

素因数分解:

$2^2\times 5^3\times {\mathrm{25969}}^1$

素因数の和:25988

約数の個数: 24

約数和(自身を含む): 28359240

約数和(自身を除く): 15374740

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 25969, 51938, 103876, 129845, 259690, 519380, 649225, 1298450, 2596900, 3246125, 6492250, 12984500]

約数ペア:

[(1, 12984500), (2, 6492250), (4, 3246125), (5, 2596900), (10, 1298450), (20, 649225), (25, 519380), (50, 259690), (100, 129845), (125, 103876), (250, 51938), (500, 25969)]