40848004

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{143831}}^1$

素因数の和:143906

約数の個数: 12

約数和(自身を含む): 72491328

約数和(自身を除く): 31643324

約数列:

[1, 2, 4, 71, 142, 284, 143831, 287662, 575324, 10212001, 20424002, 40848004]

約数ペア:

[(1, 40848004), (2, 20424002), (4, 10212001), (71, 575324), (142, 287662), (284, 143831)]