20199078840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{95153}}^1$

素因数の和:95257

約数の個数: 128

約数和(自身を含む): 63715118400

約数和(自身を除く): 43516039560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 61, 87, 116, 120, 122, 145, 174, 183, 232, 244, 290, 305, 348, 366, 435, 488, 580, 610, 696, 732, 870, 915, 1160, 1220, 1464, 1740, 1769, 1830, 2440, 3480, 3538, 3660, 5307, 7076, 7320, 8845, 10614, 14152, 17690, 21228, 26535, 35380, 42456, 53070, 70760, 95153, 106140, 190306, 212280, 285459, 380612, 475765, 570918, 761224, 951530, 1141836, 1427295, 1903060, 2283672, 2759437, 2854590, 3806120, 5518874, 5709180, 5804333, 8278311, 11037748, 11418360, 11608666, 13797185, 16556622, 17412999, 22075496, 23217332, 27594370, 29021665, 33113244, 34825998, 41391555, 46434664, 55188740, 58043330, 66226488, 69651996, 82783110, 87064995, 110377480, 116086660, 139303992, 165566220, 168325657, 174129990, 232173320, 331132440, 336651314, 348259980, 504976971, 673302628, 696519960, 841628285, 1009953942, 1346605256, 1683256570, 2019907884, 2524884855, 3366513140, 4039815768, 5049769710, 6733026280, 10099539420, 20199078840]

約数ペア:

[(1, 20199078840), (2, 10099539420), (3, 6733026280), (4, 5049769710), (5, 4039815768), (6, 3366513140), (8, 2524884855), (10, 2019907884), (12, 1683256570), (15, 1346605256), (20, 1009953942), (24, 841628285), (29, 696519960), (30, 673302628), (40, 504976971), (58, 348259980), (60, 336651314), (61, 331132440), (87, 232173320), (116, 174129990), (120, 168325657), (122, 165566220), (145, 139303992), (174, 116086660), (183, 110377480), (232, 87064995), (244, 82783110), (290, 69651996), (305, 66226488), (348, 58043330), (366, 55188740), (435, 46434664), (488, 41391555), (580, 34825998), (610, 33113244), (696, 29021665), (732, 27594370), (870, 23217332), (915, 22075496), (1160, 17412999), (1220, 16556622), (1464, 13797185), (1740, 11608666), (1769, 11418360), (1830, 11037748), (2440, 8278311), (3480, 5804333), (3538, 5709180), (3660, 5518874), (5307, 3806120), (7076, 2854590), (7320, 2759437), (8845, 2283672), (10614, 1903060), (14152, 1427295), (17690, 1141836), (21228, 951530), (26535, 761224), (35380, 570918), (42456, 475765), (53070, 380612), (70760, 285459), (95153, 212280), (106140, 190306)]