12723400

素因数分解:

$2^3\times 5^2\times {\mathrm{63617}}^1$

素因数の和:63633

約数の個数: 24

約数和(自身を含む): 29582370

約数和(自身を除く): 16858970

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 63617, 127234, 254468, 318085, 508936, 636170, 1272340, 1590425, 2544680, 3180850, 6361700, 12723400]

約数ペア:

[(1, 12723400), (2, 6361700), (4, 3180850), (5, 2544680), (8, 1590425), (10, 1272340), (20, 636170), (25, 508936), (40, 318085), (50, 254468), (100, 127234), (200, 63617)]