28841440

素因数分解:

$2^5\times 5^1\times {\mathrm{180259}}^1$

素因数の和:180274

約数の個数: 24

約数和(自身を含む): 68138280

約数和(自身を除く): 39296840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 180259, 360518, 721036, 901295, 1442072, 1802590, 2884144, 3605180, 5768288, 7210360, 14420720, 28841440]

約数ペア:

[(1, 28841440), (2, 14420720), (4, 7210360), (5, 5768288), (8, 3605180), (10, 2884144), (16, 1802590), (20, 1442072), (32, 901295), (40, 721036), (80, 360518), (160, 180259)]