28263080

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4231}}^1$

素因数の和:4409

約数の個数: 32

約数和(自身を含む): 63987840

約数和(自身を除く): 35724760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 4231, 6680, 8462, 16924, 21155, 33848, 42310, 84620, 169240, 706577, 1413154, 2826308, 3532885, 5652616, 7065770, 14131540, 28263080]

約数ペア:

[(1, 28263080), (2, 14131540), (4, 7065770), (5, 5652616), (8, 3532885), (10, 2826308), (20, 1413154), (40, 706577), (167, 169240), (334, 84620), (668, 42310), (835, 33848), (1336, 21155), (1670, 16924), (3340, 8462), (4231, 6680)]