804500440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{874457}}^1$

素因数の和:874491

約数の個数: 32

約数和(自身を含む): 1888829280

約数和(自身を除く): 1084328840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 874457, 1748914, 3497828, 4372285, 6995656, 8744570, 17489140, 20112511, 34978280, 40225022, 80450044, 100562555, 160900088, 201125110, 402250220, 804500440]

約数ペア:

[(1, 804500440), (2, 402250220), (4, 201125110), (5, 160900088), (8, 100562555), (10, 80450044), (20, 40225022), (23, 34978280), (40, 20112511), (46, 17489140), (92, 8744570), (115, 6995656), (184, 4372285), (230, 3497828), (460, 1748914), (920, 874457)]