11919160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 29652480

約数和(自身を除く): 17733320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 103, 110, 206, 220, 263, 412, 440, 515, 526, 824, 1030, 1052, 1133, 1315, 2060, 2104, 2266, 2630, 2893, 4120, 4532, 5260, 5665, 5786, 9064, 10520, 11330, 11572, 14465, 22660, 23144, 27089, 28930, 45320, 54178, 57860, 108356, 115720, 135445, 216712, 270890, 297979, 541780, 595958, 1083560, 1191916, 1489895, 2383832, 2979790, 5959580, 11919160]

約数ペア:

[(1, 11919160), (2, 5959580), (4, 2979790), (5, 2383832), (8, 1489895), (10, 1191916), (11, 1083560), (20, 595958), (22, 541780), (40, 297979), (44, 270890), (55, 216712), (88, 135445), (103, 115720), (110, 108356), (206, 57860), (220, 54178), (263, 45320), (412, 28930), (440, 27089), (515, 23144), (526, 22660), (824, 14465), (1030, 11572), (1052, 11330), (1133, 10520), (1315, 9064), (2060, 5786), (2104, 5665), (2266, 5260), (2630, 4532), (2893, 4120)]