40760720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:553

約数の個数: 160

約数和(自身を含む): 127491840

約数和(自身を除く): 86731120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 176, 182, 208, 220, 260, 280, 286, 308, 364, 385, 440, 455, 509, 520, 560, 572, 616, 715, 728, 770, 880, 910, 1001, 1018, 1040, 1144, 1232, 1430, 1456, 1540, 1820, 2002, 2036, 2288, 2545, 2860, 3080, 3563, 3640, 4004, 4072, 5005, 5090, 5599, 5720, 6160, 6617, 7126, 7280, 8008, 8144, 10010, 10180, 11198, 11440, 13234, 14252, 16016, 17815, 20020, 20360, 22396, 26468, 27995, 28504, 33085, 35630, 39193, 40040, 40720, 44792, 46319, 52936, 55990, 57008, 66170, 71260, 72787, 78386, 80080, 89584, 92638, 105872, 111980, 132340, 142520, 145574, 156772, 185276, 195965, 223960, 231595, 264680, 285040, 291148, 313544, 363935, 370552, 391930, 447920, 463190, 509509, 529360, 582296, 627088, 727870, 741104, 783860, 926380, 1019018, 1164592, 1455740, 1567720, 1852760, 2038036, 2547545, 2911480, 3135440, 3705520, 4076072, 5095090, 5822960, 8152144, 10190180, 20380360, 40760720]

約数ペア:

[(1, 40760720), (2, 20380360), (4, 10190180), (5, 8152144), (7, 5822960), (8, 5095090), (10, 4076072), (11, 3705520), (13, 3135440), (14, 2911480), (16, 2547545), (20, 2038036), (22, 1852760), (26, 1567720), (28, 1455740), (35, 1164592), (40, 1019018), (44, 926380), (52, 783860), (55, 741104), (56, 727870), (65, 627088), (70, 582296), (77, 529360), (80, 509509), (88, 463190), (91, 447920), (104, 391930), (110, 370552), (112, 363935), (130, 313544), (140, 291148), (143, 285040), (154, 264680), (176, 231595), (182, 223960), (208, 195965), (220, 185276), (260, 156772), (280, 145574), (286, 142520), (308, 132340), (364, 111980), (385, 105872), (440, 92638), (455, 89584), (509, 80080), (520, 78386), (560, 72787), (572, 71260), (616, 66170), (715, 57008), (728, 55990), (770, 52936), (880, 46319), (910, 44792), (1001, 40720), (1018, 40040), (1040, 39193), (1144, 35630), (1232, 33085), (1430, 28504), (1456, 27995), (1540, 26468), (1820, 22396), (2002, 20360), (2036, 20020), (2288, 17815), (2545, 16016), (2860, 14252), (3080, 13234), (3563, 11440), (3640, 11198), (4004, 10180), (4072, 10010), (5005, 8144), (5090, 8008), (5599, 7280), (5720, 7126), (6160, 6617)]