1990459004

素因数分解:

$2^2\times {\mathrm{281}}^1\times {\mathrm{1770871}}^1$

素因数の和:1771156

約数の個数: 12

約数和(自身を含む): 3495701328

約数和(自身を除く): 1505242324

約数列:

[1, 2, 4, 281, 562, 1124, 1770871, 3541742, 7083484, 497614751, 995229502, 1990459004]

約数ペア:

[(1, 1990459004), (2, 995229502), (4, 497614751), (281, 7083484), (562, 3541742), (1124, 1770871)]