28241440

素因数分解:

$2^5\times 5^1\times {\mathrm{176509}}^1$

素因数の和:176524

約数の個数: 24

約数和(自身を含む): 66720780

約数和(自身を除く): 38479340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 176509, 353018, 706036, 882545, 1412072, 1765090, 2824144, 3530180, 5648288, 7060360, 14120720, 28241440]

約数ペア:

[(1, 28241440), (2, 14120720), (4, 7060360), (5, 5648288), (8, 3530180), (10, 2824144), (16, 1765090), (20, 1412072), (32, 882545), (40, 706036), (80, 353018), (160, 176509)]