204578390

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{46601}}^1$

素因数の和:47047

約数の個数: 16

約数和(自身を含む): 369087840

約数和(自身を除く): 164509450

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 46601, 93202, 233005, 466010, 20457839, 40915678, 102289195, 204578390]

約数ペア:

[(1, 204578390), (2, 102289195), (5, 40915678), (10, 20457839), (439, 466010), (878, 233005), (2195, 93202), (4390, 46601)]