40383280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1949}}^1$

素因数の和:2006

約数の個数: 80

約数和(自身を含む): 110260800

約数和(自身を除く): 69877520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 1949, 2072, 2590, 2960, 3898, 4144, 5180, 7796, 9745, 10360, 13643, 15592, 19490, 20720, 27286, 31184, 38980, 54572, 68215, 72113, 77960, 109144, 136430, 144226, 155920, 218288, 272860, 288452, 360565, 504791, 545720, 576904, 721130, 1009582, 1091440, 1153808, 1442260, 2019164, 2523955, 2884520, 4038328, 5047910, 5769040, 8076656, 10095820, 20191640, 40383280]

約数ペア:

[(1, 40383280), (2, 20191640), (4, 10095820), (5, 8076656), (7, 5769040), (8, 5047910), (10, 4038328), (14, 2884520), (16, 2523955), (20, 2019164), (28, 1442260), (35, 1153808), (37, 1091440), (40, 1009582), (56, 721130), (70, 576904), (74, 545720), (80, 504791), (112, 360565), (140, 288452), (148, 272860), (185, 218288), (259, 155920), (280, 144226), (296, 136430), (370, 109144), (518, 77960), (560, 72113), (592, 68215), (740, 54572), (1036, 38980), (1295, 31184), (1480, 27286), (1949, 20720), (2072, 19490), (2590, 15592), (2960, 13643), (3898, 10360), (4144, 9745), (5180, 7796)]