84871160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{192889}}^1$

素因数の和:192911

約数の個数: 32

約数和(自身を含む): 208321200

約数和(自身を除く): 123450040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 192889, 385778, 771556, 964445, 1543112, 1928890, 2121779, 3857780, 4243558, 7715560, 8487116, 10608895, 16974232, 21217790, 42435580, 84871160]

約数ペア:

[(1, 84871160), (2, 42435580), (4, 21217790), (5, 16974232), (8, 10608895), (10, 8487116), (11, 7715560), (20, 4243558), (22, 3857780), (40, 2121779), (44, 1928890), (55, 1543112), (88, 964445), (110, 771556), (220, 385778), (440, 192889)]