20126500

素因数分解:

$2^2\times 5^3\times {\mathrm{40253}}^1$

素因数の和:40272

約数の個数: 24

約数和(自身を含む): 43957368

約数和(自身を除く): 23830868

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 40253, 80506, 161012, 201265, 402530, 805060, 1006325, 2012650, 4025300, 5031625, 10063250, 20126500]

約数ペア:

[(1, 20126500), (2, 10063250), (4, 5031625), (5, 4025300), (10, 2012650), (20, 1006325), (25, 805060), (50, 402530), (100, 201265), (125, 161012), (250, 80506), (500, 40253)]