17774840

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4153}}^1$

素因数の和:4271

約数の個数: 32

約数和(自身を含む): 40376880

約数和(自身を除く): 22602040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4153, 4280, 8306, 16612, 20765, 33224, 41530, 83060, 166120, 444371, 888742, 1777484, 2221855, 3554968, 4443710, 8887420, 17774840]

約数ペア:

[(1, 17774840), (2, 8887420), (4, 4443710), (5, 3554968), (8, 2221855), (10, 1777484), (20, 888742), (40, 444371), (107, 166120), (214, 83060), (428, 41530), (535, 33224), (856, 20765), (1070, 16612), (2140, 8306), (4153, 4280)]