201831640

素因数分解:

$2^3\times 5^1\times {\mathrm{5045791}}^1$

素因数の和:5045802

約数の個数: 16

約数和(自身を含む): 454121280

約数和(自身を除く): 252289640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5045791, 10091582, 20183164, 25228955, 40366328, 50457910, 100915820, 201831640]

約数ペア:

[(1, 201831640), (2, 100915820), (4, 50457910), (5, 40366328), (8, 25228955), (10, 20183164), (20, 10091582), (40, 5045791)]