2789500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{797}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 6971328

約数和(自身を除く): 4181828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 797, 875, 1594, 1750, 3188, 3500, 3985, 5579, 7970, 11158, 15940, 19925, 22316, 27895, 39850, 55790, 79700, 99625, 111580, 139475, 199250, 278950, 398500, 557900, 697375, 1394750, 2789500]

約数ペア:

[(1, 2789500), (2, 1394750), (4, 697375), (5, 557900), (7, 398500), (10, 278950), (14, 199250), (20, 139475), (25, 111580), (28, 99625), (35, 79700), (50, 55790), (70, 39850), (100, 27895), (125, 22316), (140, 19925), (175, 15940), (250, 11158), (350, 7970), (500, 5579), (700, 3985), (797, 3500), (875, 3188), (1594, 1750)]