40358672

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{35527}}^1$

素因数の和:35606

約数の個数: 20

約数和(自身を含む): 79298496

約数和(自身を除く): 38939824

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 35527, 71054, 142108, 284216, 568432, 2522417, 5044834, 10089668, 20179336, 40358672]

約数ペア:

[(1, 40358672), (2, 20179336), (4, 10089668), (8, 5044834), (16, 2522417), (71, 568432), (142, 284216), (284, 142108), (568, 71054), (1136, 35527)]