8205880

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{757}}^1$

素因数の和:1039

約数の個数: 32

約数和(自身を含む): 18555840

約数和(自身を除く): 10349960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 757, 1084, 1355, 1514, 2168, 2710, 3028, 3785, 5420, 6056, 7570, 10840, 15140, 30280, 205147, 410294, 820588, 1025735, 1641176, 2051470, 4102940, 8205880]

約数ペア:

[(1, 8205880), (2, 4102940), (4, 2051470), (5, 1641176), (8, 1025735), (10, 820588), (20, 410294), (40, 205147), (271, 30280), (542, 15140), (757, 10840), (1084, 7570), (1355, 6056), (1514, 5420), (2168, 3785), (2710, 3028)]