28409000

素因数分解:

$2^3\times 5^3\times {\mathrm{28409}}^1$

素因数の和:28430

約数の個数: 32

約数和(自身を含む): 66479400

約数和(自身を除く): 38070400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 28409, 56818, 113636, 142045, 227272, 284090, 568180, 710225, 1136360, 1420450, 2840900, 3551125, 5681800, 7102250, 14204500, 28409000]

約数ペア:

[(1, 28409000), (2, 14204500), (4, 7102250), (5, 5681800), (8, 3551125), (10, 2840900), (20, 1420450), (25, 1136360), (40, 710225), (50, 568180), (100, 284090), (125, 227272), (200, 142045), (250, 113636), (500, 56818), (1000, 28409)]