22245400

素因数分解:

$2^3\times 5^2\times {\mathrm{111227}}^1$

素因数の和:111243

約数の個数: 24

約数和(自身を含む): 51721020

約数和(自身を除く): 29475620

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 111227, 222454, 444908, 556135, 889816, 1112270, 2224540, 2780675, 4449080, 5561350, 11122700, 22245400]

約数ペア:

[(1, 22245400), (2, 11122700), (4, 5561350), (5, 4449080), (8, 2780675), (10, 2224540), (20, 1112270), (25, 889816), (40, 556135), (50, 444908), (100, 222454), (200, 111227)]