2544500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{727}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 6359808

約数和(自身を除く): 3815308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 727, 875, 1454, 1750, 2908, 3500, 3635, 5089, 7270, 10178, 14540, 18175, 20356, 25445, 36350, 50890, 72700, 90875, 101780, 127225, 181750, 254450, 363500, 508900, 636125, 1272250, 2544500]

約数ペア:

[(1, 2544500), (2, 1272250), (4, 636125), (5, 508900), (7, 363500), (10, 254450), (14, 181750), (20, 127225), (25, 101780), (28, 90875), (35, 72700), (50, 50890), (70, 36350), (100, 25445), (125, 20356), (140, 18175), (175, 14540), (250, 10178), (350, 7270), (500, 5089), (700, 3635), (727, 3500), (875, 2908), (1454, 1750)]