25347860

素因数分解:

$2^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2887}}^1$

素因数の和:3335

約数の個数: 24

約数和(自身を含む): 53370240

約数和(自身を除く): 28022380

約数列:

[1, 2, 4, 5, 10, 20, 439, 878, 1756, 2195, 2887, 4390, 5774, 8780, 11548, 14435, 28870, 57740, 1267393, 2534786, 5069572, 6336965, 12673930, 25347860]

約数ペア:

[(1, 25347860), (2, 12673930), (4, 6336965), (5, 5069572), (10, 2534786), (20, 1267393), (439, 57740), (878, 28870), (1756, 14435), (2195, 11548), (2887, 8780), (4390, 5774)]