20184448280

素因数分解:

$2^3\times 5^1\times {\mathrm{504611207}}^1$

素因数の和:504611218

約数の個数: 16

約数和(自身を含む): 45415008720

約数和(自身を除く): 25230560440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504611207, 1009222414, 2018444828, 2523056035, 4036889656, 5046112070, 10092224140, 20184448280]

約数ペア:

[(1, 20184448280), (2, 10092224140), (4, 5046112070), (5, 4036889656), (8, 2523056035), (10, 2018444828), (20, 1009222414), (40, 504611207)]