20196218240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{6143}}^1$

素因数の和:6640

約数の個数: 128

約数和(自身を含む): 52792197120

約数和(自身を除く): 32595978880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 467, 640, 704, 880, 934, 1408, 1760, 1868, 2335, 3520, 3736, 4670, 5137, 6143, 7040, 7472, 9340, 10274, 12286, 14944, 18680, 20548, 24572, 25685, 29888, 30715, 37360, 41096, 49144, 51370, 59776, 61430, 67573, 74720, 82192, 98288, 102740, 122860, 135146, 149440, 164384, 196576, 205480, 245720, 270292, 298880, 328768, 337865, 393152, 410960, 491440, 540584, 657536, 675730, 786304, 821920, 982880, 1081168, 1351460, 1643840, 1965760, 2162336, 2702920, 2868781, 3287680, 3931520, 4324672, 5405840, 5737562, 8649344, 10811680, 11475124, 14343905, 21623360, 22950248, 28687810, 31556591, 43246720, 45900496, 57375620, 63113182, 91800992, 114751240, 126226364, 157782955, 183601984, 229502480, 252452728, 315565910, 367203968, 459004960, 504905456, 631131820, 918009920, 1009810912, 1262263640, 1836019840, 2019621824, 2524527280, 4039243648, 5049054560, 10098109120, 20196218240]

約数ペア:

[(1, 20196218240), (2, 10098109120), (4, 5049054560), (5, 4039243648), (8, 2524527280), (10, 2019621824), (11, 1836019840), (16, 1262263640), (20, 1009810912), (22, 918009920), (32, 631131820), (40, 504905456), (44, 459004960), (55, 367203968), (64, 315565910), (80, 252452728), (88, 229502480), (110, 183601984), (128, 157782955), (160, 126226364), (176, 114751240), (220, 91800992), (320, 63113182), (352, 57375620), (440, 45900496), (467, 43246720), (640, 31556591), (704, 28687810), (880, 22950248), (934, 21623360), (1408, 14343905), (1760, 11475124), (1868, 10811680), (2335, 8649344), (3520, 5737562), (3736, 5405840), (4670, 4324672), (5137, 3931520), (6143, 3287680), (7040, 2868781), (7472, 2702920), (9340, 2162336), (10274, 1965760), (12286, 1643840), (14944, 1351460), (18680, 1081168), (20548, 982880), (24572, 821920), (25685, 786304), (29888, 675730), (30715, 657536), (37360, 540584), (41096, 491440), (49144, 410960), (51370, 393152), (59776, 337865), (61430, 328768), (67573, 298880), (74720, 270292), (82192, 245720), (98288, 205480), (102740, 196576), (122860, 164384), (135146, 149440)]