12090245

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 15120000

約数和(自身を除く): 3029755

約数列:

[1, 5, 29, 145, 199, 419, 995, 2095, 5771, 12151, 28855, 60755, 83381, 416905, 2418049, 12090245]

約数ペア:

[(1, 12090245), (5, 2418049), (29, 416905), (145, 83381), (199, 60755), (419, 28855), (995, 12151), (2095, 5771)]