40715840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:340

約数の個数: 112

約数和(自身を含む): 108630720

約数和(自身を除く): 67914880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 160, 172, 176, 215, 220, 269, 320, 344, 352, 430, 440, 473, 538, 688, 704, 860, 880, 946, 1076, 1345, 1376, 1720, 1760, 1892, 2152, 2365, 2690, 2752, 2959, 3440, 3520, 3784, 4304, 4730, 5380, 5918, 6880, 7568, 8608, 9460, 10760, 11567, 11836, 13760, 14795, 15136, 17216, 18920, 21520, 23134, 23672, 29590, 30272, 37840, 43040, 46268, 47344, 57835, 59180, 75680, 86080, 92536, 94688, 115670, 118360, 127237, 151360, 185072, 189376, 231340, 236720, 254474, 370144, 462680, 473440, 508948, 636185, 740288, 925360, 946880, 1017896, 1272370, 1850720, 2035792, 2544740, 3701440, 4071584, 5089480, 8143168, 10178960, 20357920, 40715840]

約数ペア:

[(1, 40715840), (2, 20357920), (4, 10178960), (5, 8143168), (8, 5089480), (10, 4071584), (11, 3701440), (16, 2544740), (20, 2035792), (22, 1850720), (32, 1272370), (40, 1017896), (43, 946880), (44, 925360), (55, 740288), (64, 636185), (80, 508948), (86, 473440), (88, 462680), (110, 370144), (160, 254474), (172, 236720), (176, 231340), (215, 189376), (220, 185072), (269, 151360), (320, 127237), (344, 118360), (352, 115670), (430, 94688), (440, 92536), (473, 86080), (538, 75680), (688, 59180), (704, 57835), (860, 47344), (880, 46268), (946, 43040), (1076, 37840), (1345, 30272), (1376, 29590), (1720, 23672), (1760, 23134), (1892, 21520), (2152, 18920), (2365, 17216), (2690, 15136), (2752, 14795), (2959, 13760), (3440, 11836), (3520, 11567), (3784, 10760), (4304, 9460), (4730, 8608), (5380, 7568), (5918, 6880)]