538857560

素因数分解:

$2^3\times 5^1\times {\mathrm{13471439}}^1$

素因数の和:13471450

約数の個数: 16

約数和(自身を含む): 1212429600

約数和(自身を除く): 673572040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13471439, 26942878, 53885756, 67357195, 107771512, 134714390, 269428780, 538857560]

約数ペア:

[(1, 538857560), (2, 269428780), (4, 134714390), (5, 107771512), (8, 67357195), (10, 53885756), (20, 26942878), (40, 13471439)]