85820680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{195047}}^1$

素因数の和:195069

約数の個数: 32

約数和(自身を含む): 210651840

約数和(自身を除く): 124831160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 195047, 390094, 780188, 975235, 1560376, 1950470, 2145517, 3900940, 4291034, 7801880, 8582068, 10727585, 17164136, 21455170, 42910340, 85820680]

約数ペア:

[(1, 85820680), (2, 42910340), (4, 21455170), (5, 17164136), (8, 10727585), (10, 8582068), (11, 7801880), (20, 4291034), (22, 3900940), (40, 2145517), (44, 1950470), (55, 1560376), (88, 975235), (110, 780188), (220, 390094), (440, 195047)]