29711440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1777}}^1$

素因数の和:1820

約数の個数: 80

約数和(自身を含む): 79369920

約数和(自身を除く): 49658480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 1777, 2090, 3344, 3554, 4180, 7108, 8360, 8885, 14216, 16720, 17770, 19547, 28432, 33763, 35540, 39094, 67526, 71080, 78188, 97735, 135052, 142160, 156376, 168815, 195470, 270104, 312752, 337630, 371393, 390940, 540208, 675260, 742786, 781880, 1350520, 1485572, 1563760, 1856965, 2701040, 2971144, 3713930, 5942288, 7427860, 14855720, 29711440]

約数ペア:

[(1, 29711440), (2, 14855720), (4, 7427860), (5, 5942288), (8, 3713930), (10, 2971144), (11, 2701040), (16, 1856965), (19, 1563760), (20, 1485572), (22, 1350520), (38, 781880), (40, 742786), (44, 675260), (55, 540208), (76, 390940), (80, 371393), (88, 337630), (95, 312752), (110, 270104), (152, 195470), (176, 168815), (190, 156376), (209, 142160), (220, 135052), (304, 97735), (380, 78188), (418, 71080), (440, 67526), (760, 39094), (836, 35540), (880, 33763), (1045, 28432), (1520, 19547), (1672, 17770), (1777, 16720), (2090, 14216), (3344, 8885), (3554, 8360), (4180, 7108)]