2009782400

素因数分解:

$2^7\times 5^2\times {\mathrm{628057}}^1$

素因数の和:628081

約数の個数: 48

約数和(自身を含む): 4964798490

約数和(自身を除く): 2955016090

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 628057, 1256114, 2512228, 3140285, 5024456, 6280570, 10048912, 12561140, 15701425, 20097824, 25122280, 31402850, 40195648, 50244560, 62805700, 80391296, 100489120, 125611400, 200978240, 251222800, 401956480, 502445600, 1004891200, 2009782400]

約数ペア:

[(1, 2009782400), (2, 1004891200), (4, 502445600), (5, 401956480), (8, 251222800), (10, 200978240), (16, 125611400), (20, 100489120), (25, 80391296), (32, 62805700), (40, 50244560), (50, 40195648), (64, 31402850), (80, 25122280), (100, 20097824), (128, 15701425), (160, 12561140), (200, 10048912), (320, 6280570), (400, 5024456), (640, 3140285), (800, 2512228), (1600, 1256114), (3200, 628057)]