28001330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1187}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 57822336

約数和(自身を除く): 29821006

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 337, 674, 1187, 1685, 2359, 2374, 3370, 4718, 5935, 8309, 11795, 11870, 16618, 23590, 41545, 83090, 400019, 800038, 2000095, 2800133, 4000190, 5600266, 14000665, 28001330]

約数ペア:

[(1, 28001330), (2, 14000665), (5, 5600266), (7, 4000190), (10, 2800133), (14, 2000095), (35, 800038), (70, 400019), (337, 83090), (674, 41545), (1187, 23590), (1685, 16618), (2359, 11870), (2374, 11795), (3370, 8309), (4718, 5935)]