31313870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1019}}^1$

素因数の和:1472

約数の個数: 32

約数和(自身を含む): 64627200

約数和(自身を除く): 33313330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 1019, 2038, 2195, 3073, 4390, 5095, 6146, 7133, 10190, 14266, 15365, 30730, 35665, 71330, 447341, 894682, 2236705, 3131387, 4473410, 6262774, 15656935, 31313870]

約数ペア:

[(1, 31313870), (2, 15656935), (5, 6262774), (7, 4473410), (10, 3131387), (14, 2236705), (35, 894682), (70, 447341), (439, 71330), (878, 35665), (1019, 30730), (2038, 15365), (2195, 14266), (3073, 10190), (4390, 7133), (5095, 6146)]