38626840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 105753600

約数和(自身を除く): 67126760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 67, 70, 71, 116, 134, 140, 142, 145, 203, 232, 268, 280, 284, 290, 335, 355, 406, 469, 497, 536, 568, 580, 670, 710, 812, 938, 994, 1015, 1160, 1340, 1420, 1624, 1876, 1943, 1988, 2030, 2059, 2345, 2485, 2680, 2840, 3752, 3886, 3976, 4060, 4118, 4690, 4757, 4970, 7772, 8120, 8236, 9380, 9514, 9715, 9940, 10295, 13601, 14413, 15544, 16472, 18760, 19028, 19430, 19880, 20590, 23785, 27202, 28826, 33299, 38056, 38860, 41180, 47570, 54404, 57652, 66598, 68005, 72065, 77720, 82360, 95140, 108808, 115304, 133196, 136010, 137953, 144130, 166495, 190280, 266392, 272020, 275906, 288260, 332990, 544040, 551812, 576520, 665980, 689765, 965671, 1103624, 1331960, 1379530, 1931342, 2759060, 3862684, 4828355, 5518120, 7725368, 9656710, 19313420, 38626840]

約数ペア:

[(1, 38626840), (2, 19313420), (4, 9656710), (5, 7725368), (7, 5518120), (8, 4828355), (10, 3862684), (14, 2759060), (20, 1931342), (28, 1379530), (29, 1331960), (35, 1103624), (40, 965671), (56, 689765), (58, 665980), (67, 576520), (70, 551812), (71, 544040), (116, 332990), (134, 288260), (140, 275906), (142, 272020), (145, 266392), (203, 190280), (232, 166495), (268, 144130), (280, 137953), (284, 136010), (290, 133196), (335, 115304), (355, 108808), (406, 95140), (469, 82360), (497, 77720), (536, 72065), (568, 68005), (580, 66598), (670, 57652), (710, 54404), (812, 47570), (938, 41180), (994, 38860), (1015, 38056), (1160, 33299), (1340, 28826), (1420, 27202), (1624, 23785), (1876, 20590), (1943, 19880), (1988, 19430), (2030, 19028), (2059, 18760), (2345, 16472), (2485, 15544), (2680, 14413), (2840, 13601), (3752, 10295), (3886, 9940), (3976, 9715), (4060, 9514), (4118, 9380), (4690, 8236), (4757, 8120), (4970, 7772)]