40081276

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 71559936

約数和(自身を除く): 31478660

約数列:

[1, 2, 4, 67, 134, 268, 347, 431, 694, 862, 1388, 1724, 23249, 28877, 46498, 57754, 92996, 115508, 149557, 299114, 598228, 10020319, 20040638, 40081276]

約数ペア:

[(1, 40081276), (2, 20040638), (4, 10020319), (67, 598228), (134, 299114), (268, 149557), (347, 115508), (431, 92996), (694, 57754), (862, 46498), (1388, 28877), (1724, 23249)]