28467460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{203339}}^1$

素因数の和:203355

約数の個数: 24

約数和(自身を含む): 68322240

約数和(自身を除く): 39854780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 203339, 406678, 813356, 1016695, 1423373, 2033390, 2846746, 4066780, 5693492, 7116865, 14233730, 28467460]

約数ペア:

[(1, 28467460), (2, 14233730), (4, 7116865), (5, 5693492), (7, 4066780), (10, 2846746), (14, 2033390), (20, 1423373), (28, 1016695), (35, 813356), (70, 406678), (140, 203339)]