40894004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{538079}}^1$

素因数の和:538102

約数の個数: 12

約数和(自身を含む): 75331200

約数和(自身を除く): 34437196

約数列:

[1, 2, 4, 19, 38, 76, 538079, 1076158, 2152316, 10223501, 20447002, 40894004]

約数ペア:

[(1, 40894004), (2, 20447002), (4, 10223501), (19, 2152316), (38, 1076158), (76, 538079)]