8380720

素因数分解:

$2^4\times 5^1\times {\mathrm{104759}}^1$

素因数の和:104772

約数の個数: 20

約数和(自身を含む): 19485360

約数和(自身を除く): 11104640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 104759, 209518, 419036, 523795, 838072, 1047590, 1676144, 2095180, 4190360, 8380720]

約数ペア:

[(1, 8380720), (2, 4190360), (4, 2095180), (5, 1676144), (8, 1047590), (10, 838072), (16, 523795), (20, 419036), (40, 209518), (80, 104759)]