28766480

素因数分解:

$2^4\times 5^1\times {\mathrm{359581}}^1$

素因数の和:359594

約数の個数: 20

約数和(自身を含む): 66882252

約数和(自身を除く): 38115772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359581, 719162, 1438324, 1797905, 2876648, 3595810, 5753296, 7191620, 14383240, 28766480]

約数ペア:

[(1, 28766480), (2, 14383240), (4, 7191620), (5, 5753296), (8, 3595810), (10, 2876648), (16, 1797905), (20, 1438324), (40, 719162), (80, 359581)]