26989778890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{188621}}^1$

素因数の和:189018

約数の個数: 32

約数和(自身を含む): 49909381200

約数和(自身を除く): 22919602310

約数列:

[1, 2, 5, 10, 41, 82, 205, 349, 410, 698, 1745, 3490, 14309, 28618, 71545, 143090, 188621, 377242, 943105, 1886210, 7733461, 15466922, 38667305, 65828729, 77334610, 131657458, 329143645, 658287290, 2698977889, 5397955778, 13494889445, 26989778890]

約数ペア:

[(1, 26989778890), (2, 13494889445), (5, 5397955778), (10, 2698977889), (41, 658287290), (82, 329143645), (205, 131657458), (349, 77334610), (410, 65828729), (698, 38667305), (1745, 15466922), (3490, 7733461), (14309, 1886210), (28618, 943105), (71545, 377242), (143090, 188621)]