200172920

素因数分解:

$2^3\times 5^1\times {\mathrm{5004323}}^1$

素因数の和:5004334

約数の個数: 16

約数和(自身を含む): 450389160

約数和(自身を除く): 250216240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5004323, 10008646, 20017292, 25021615, 40034584, 50043230, 100086460, 200172920]

約数ペア:

[(1, 200172920), (2, 100086460), (4, 50043230), (5, 40034584), (8, 25021615), (10, 20017292), (20, 10008646), (40, 5004323)]