39920320

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1031}}^1$

素因数の和:1070

約数の個数: 84

約数和(自身を含む): 104589072

約数和(自身を除く): 64668752

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 704, 880, 968, 1031, 1210, 1760, 1936, 2062, 2420, 3520, 3872, 4124, 4840, 5155, 7744, 8248, 9680, 10310, 11341, 16496, 19360, 20620, 22682, 32992, 38720, 41240, 45364, 56705, 65984, 82480, 90728, 113410, 124751, 164960, 181456, 226820, 249502, 329920, 362912, 453640, 499004, 623755, 725824, 907280, 998008, 1247510, 1814560, 1996016, 2495020, 3629120, 3992032, 4990040, 7984064, 9980080, 19960160, 39920320]

約数ペア:

[(1, 39920320), (2, 19960160), (4, 9980080), (5, 7984064), (8, 4990040), (10, 3992032), (11, 3629120), (16, 2495020), (20, 1996016), (22, 1814560), (32, 1247510), (40, 998008), (44, 907280), (55, 725824), (64, 623755), (80, 499004), (88, 453640), (110, 362912), (121, 329920), (160, 249502), (176, 226820), (220, 181456), (242, 164960), (320, 124751), (352, 113410), (440, 90728), (484, 82480), (605, 65984), (704, 56705), (880, 45364), (968, 41240), (1031, 38720), (1210, 32992), (1760, 22682), (1936, 20620), (2062, 19360), (2420, 16496), (3520, 11341), (3872, 10310), (4124, 9680), (4840, 8248), (5155, 7744)]