19900060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43261}}^1$

素因数の和:43293

約数の個数: 24

約数和(自身を含む): 43608096

約数和(自身を除く): 23708036

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 43261, 86522, 173044, 216305, 432610, 865220, 995003, 1990006, 3980012, 4975015, 9950030, 19900060]

約数ペア:

[(1, 19900060), (2, 9950030), (4, 4975015), (5, 3980012), (10, 1990006), (20, 995003), (23, 865220), (46, 432610), (92, 216305), (115, 173044), (230, 86522), (460, 43261)]