200620120

素因数分解:

$2^3\times 5^1\times {\mathrm{5015503}}^1$

素因数の和:5015514

約数の個数: 16

約数和(自身を含む): 451395360

約数和(自身を除く): 250775240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5015503, 10031006, 20062012, 25077515, 40124024, 50155030, 100310060, 200620120]

約数ペア:

[(1, 200620120), (2, 100310060), (4, 50155030), (5, 40124024), (8, 25077515), (10, 20062012), (20, 10031006), (40, 5015503)]