40390826

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{22717}}^1$

素因数の和:22853

約数の個数: 16

約数和(自身を含む): 69789696

約数和(自身を除く): 29398870

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 22717, 45434, 159019, 318038, 2885059, 5770118, 20195413, 40390826]

約数ペア:

[(1, 40390826), (2, 20195413), (7, 5770118), (14, 2885059), (127, 318038), (254, 159019), (889, 45434), (1778, 22717)]