40260572

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:650

約数の個数: 36

約数和(自身を含む): 78025248

約数和(自身を除く): 37764676

約数列:

[1, 2, 4, 11, 22, 44, 121, 193, 242, 386, 431, 484, 772, 862, 1724, 2123, 4246, 4741, 8492, 9482, 18964, 23353, 46706, 52151, 83183, 93412, 104302, 166366, 208604, 332732, 915013, 1830026, 3660052, 10065143, 20130286, 40260572]

約数ペア:

[(1, 40260572), (2, 20130286), (4, 10065143), (11, 3660052), (22, 1830026), (44, 915013), (121, 332732), (193, 208604), (242, 166366), (386, 104302), (431, 93412), (484, 83183), (772, 52151), (862, 46706), (1724, 23353), (2123, 18964), (4246, 9482), (4741, 8492)]