11803880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 29332800

約数和(自身を除く): 17528920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 139, 193, 220, 278, 386, 440, 556, 695, 772, 965, 1112, 1390, 1529, 1544, 1930, 2123, 2780, 3058, 3860, 4246, 5560, 6116, 7645, 7720, 8492, 10615, 12232, 15290, 16984, 21230, 26827, 30580, 42460, 53654, 61160, 84920, 107308, 134135, 214616, 268270, 295097, 536540, 590194, 1073080, 1180388, 1475485, 2360776, 2950970, 5901940, 11803880]

約数ペア:

[(1, 11803880), (2, 5901940), (4, 2950970), (5, 2360776), (8, 1475485), (10, 1180388), (11, 1073080), (20, 590194), (22, 536540), (40, 295097), (44, 268270), (55, 214616), (88, 134135), (110, 107308), (139, 84920), (193, 61160), (220, 53654), (278, 42460), (386, 30580), (440, 26827), (556, 21230), (695, 16984), (772, 15290), (965, 12232), (1112, 10615), (1390, 8492), (1529, 7720), (1544, 7645), (1930, 6116), (2123, 5560), (2780, 4246), (3058, 3860)]