28767560

素因数分解:

$2^3\times 5^1\times {\mathrm{719189}}^1$

素因数の和:719200

約数の個数: 16

約数和(自身を含む): 64727100

約数和(自身を除く): 35959540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 719189, 1438378, 2876756, 3595945, 5753512, 7191890, 14383780, 28767560]

約数ペア:

[(1, 28767560), (2, 14383780), (4, 7191890), (5, 5753512), (8, 3595945), (10, 2876756), (20, 1438378), (40, 719189)]