40280266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1217}}^1$

素因数の和:1318

約数の個数: 32

約数和(自身を含む): 69572160

約数和(自身を除く): 29291894

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 247, 494, 871, 1217, 1273, 1742, 2434, 2546, 15821, 16549, 23123, 31642, 33098, 46246, 81539, 163078, 300599, 601198, 1060007, 1549241, 2120014, 3098482, 20140133, 40280266]

約数ペア:

[(1, 40280266), (2, 20140133), (13, 3098482), (19, 2120014), (26, 1549241), (38, 1060007), (67, 601198), (134, 300599), (247, 163078), (494, 81539), (871, 46246), (1217, 33098), (1273, 31642), (1742, 23123), (2434, 16549), (2546, 15821)]