123090440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{279751}}^1$

素因数の和:279773

約数の個数: 32

約数和(自身を含む): 302132160

約数和(自身を除く): 179041720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 279751, 559502, 1119004, 1398755, 2238008, 2797510, 3077261, 5595020, 6154522, 11190040, 12309044, 15386305, 24618088, 30772610, 61545220, 123090440]

約数ペア:

[(1, 123090440), (2, 61545220), (4, 30772610), (5, 24618088), (8, 15386305), (10, 12309044), (11, 11190040), (20, 6154522), (22, 5595020), (40, 3077261), (44, 2797510), (55, 2238008), (88, 1398755), (110, 1119004), (220, 559502), (440, 279751)]