2612000

素因数分解:

$2^5\times 5^3\times {\mathrm{653}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 6427512

約数和(自身を除く): 3815512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 653, 800, 1000, 1306, 2000, 2612, 3265, 4000, 5224, 6530, 10448, 13060, 16325, 20896, 26120, 32650, 52240, 65300, 81625, 104480, 130600, 163250, 261200, 326500, 522400, 653000, 1306000, 2612000]

約数ペア:

[(1, 2612000), (2, 1306000), (4, 653000), (5, 522400), (8, 326500), (10, 261200), (16, 163250), (20, 130600), (25, 104480), (32, 81625), (40, 65300), (50, 52240), (80, 32650), (100, 26120), (125, 20896), (160, 16325), (200, 13060), (250, 10448), (400, 6530), (500, 5224), (653, 4000), (800, 3265), (1000, 2612), (1306, 2000)]