40338872

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31319}}^1$

素因数の和:31355

約数の個数: 32

約数和(自身を含む): 90201600

約数和(自身を除く): 49862728

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 31319, 62638, 125276, 219233, 250552, 438466, 720337, 876932, 1440674, 1753864, 2881348, 5042359, 5762696, 10084718, 20169436, 40338872]

約数ペア:

[(1, 40338872), (2, 20169436), (4, 10084718), (7, 5762696), (8, 5042359), (14, 2881348), (23, 1753864), (28, 1440674), (46, 876932), (56, 720337), (92, 438466), (161, 250552), (184, 219233), (322, 125276), (644, 62638), (1288, 31319)]