87110840

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{20353}}^1$

素因数の和:20471

約数の個数: 32

約数和(自身を含む): 197840880

約数和(自身を除く): 110730040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 20353, 40706, 81412, 101765, 162824, 203530, 407060, 814120, 2177771, 4355542, 8711084, 10888855, 17422168, 21777710, 43555420, 87110840]

約数ペア:

[(1, 87110840), (2, 43555420), (4, 21777710), (5, 17422168), (8, 10888855), (10, 8711084), (20, 4355542), (40, 2177771), (107, 814120), (214, 407060), (428, 203530), (535, 162824), (856, 101765), (1070, 81412), (2140, 40706), (4280, 20353)]