68400076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{900001}}^1$

素因数の和:900024

約数の個数: 12

約数和(自身を含む): 126000280

約数和(自身を除く): 57600204

約数列:

[1, 2, 4, 19, 38, 76, 900001, 1800002, 3600004, 17100019, 34200038, 68400076]

約数ペア:

[(1, 68400076), (2, 34200038), (4, 17100019), (19, 3600004), (38, 1800002), (76, 900001)]