20005900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5407}}^1$

素因数の和:5458

約数の個数: 36

約数和(自身を含む): 44594368

約数和(自身を除く): 24588468

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 5407, 10814, 21628, 27035, 54070, 108140, 135175, 200059, 270350, 400118, 540700, 800236, 1000295, 2000590, 4001180, 5001475, 10002950, 20005900]

約数ペア:

[(1, 20005900), (2, 10002950), (4, 5001475), (5, 4001180), (10, 2000590), (20, 1000295), (25, 800236), (37, 540700), (50, 400118), (74, 270350), (100, 200059), (148, 135175), (185, 108140), (370, 54070), (740, 27035), (925, 21628), (1850, 10814), (3700, 5407)]