15712120

素因数分解:

$2^3\times 5^1\times {\mathrm{392803}}^1$

素因数の和:392814

約数の個数: 16

約数和(自身を含む): 35352360

約数和(自身を除く): 19640240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 392803, 785606, 1571212, 1964015, 3142424, 3928030, 7856060, 15712120]

約数ペア:

[(1, 15712120), (2, 7856060), (4, 3928030), (5, 3142424), (8, 1964015), (10, 1571212), (20, 785606), (40, 392803)]