87186440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10429}}^1$

素因数の和:10470

約数の個数: 64

約数和(自身を含む): 225288000

約数和(自身を除く): 138101560

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 10429, 20858, 41716, 52145, 83432, 104290, 114719, 198151, 208580, 229438, 396302, 417160, 458876, 573595, 792604, 917752, 990755, 1147190, 1585208, 1981510, 2179661, 2294380, 3963020, 4359322, 4588760, 7926040, 8718644, 10898305, 17437288, 21796610, 43593220, 87186440]

約数ペア:

[(1, 87186440), (2, 43593220), (4, 21796610), (5, 17437288), (8, 10898305), (10, 8718644), (11, 7926040), (19, 4588760), (20, 4359322), (22, 3963020), (38, 2294380), (40, 2179661), (44, 1981510), (55, 1585208), (76, 1147190), (88, 990755), (95, 917752), (110, 792604), (152, 573595), (190, 458876), (209, 417160), (220, 396302), (380, 229438), (418, 208580), (440, 198151), (760, 114719), (836, 104290), (1045, 83432), (1672, 52145), (2090, 41716), (4180, 20858), (8360, 10429)]