200384420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{73133}}^1$

素因数の和:73279

約数の個数: 24

約数和(自身を含む): 423884664

約数和(自身を除く): 223500244

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 73133, 146266, 292532, 365665, 731330, 1462660, 10019221, 20038442, 40076884, 50096105, 100192210, 200384420]

約数ペア:

[(1, 200384420), (2, 100192210), (4, 50096105), (5, 40076884), (10, 20038442), (20, 10019221), (137, 1462660), (274, 731330), (548, 365665), (685, 292532), (1370, 146266), (2740, 73133)]