402012004

素因数分解:

$2^2\times {\mathrm{1321}}^1\times {\mathrm{76081}}^1$

素因数の和:77406

約数の個数: 12

約数和(自身を含む): 704062828

約数和(自身を除く): 302050824

約数列:

[1, 2, 4, 1321, 2642, 5284, 76081, 152162, 304324, 100503001, 201006002, 402012004]

約数ペア:

[(1, 402012004), (2, 201006002), (4, 100503001), (1321, 304324), (2642, 152162), (5284, 76081)]