20529250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11731}}^1$

素因数の和:11755

約数の個数: 32

約数和(自身を含む): 43924608

約数和(自身を除く): 23395358

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 11731, 23462, 58655, 82117, 117310, 164234, 293275, 410585, 586550, 821170, 1466375, 2052925, 2932750, 4105850, 10264625, 20529250]

約数ペア:

[(1, 20529250), (2, 10264625), (5, 4105850), (7, 2932750), (10, 2052925), (14, 1466375), (25, 821170), (35, 586550), (50, 410585), (70, 293275), (125, 164234), (175, 117310), (250, 82117), (350, 58655), (875, 23462), (1750, 11731)]