40575440

素因数分解:

$2^4\times 5^1\times {\mathrm{507193}}^1$

素因数の和:507206

約数の個数: 20

約数和(自身を含む): 94338084

約数和(自身を除く): 53762644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 507193, 1014386, 2028772, 2535965, 4057544, 5071930, 8115088, 10143860, 20287720, 40575440]

約数ペア:

[(1, 40575440), (2, 20287720), (4, 10143860), (5, 8115088), (8, 5071930), (10, 4057544), (16, 2535965), (20, 2028772), (40, 1014386), (80, 507193)]