7699720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 20062080

約数和(自身を除く): 12362360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 257, 280, 428, 514, 535, 749, 856, 1028, 1070, 1285, 1498, 1799, 2056, 2140, 2570, 2996, 3598, 3745, 4280, 5140, 5992, 7196, 7490, 8995, 10280, 14392, 14980, 17990, 27499, 29960, 35980, 54998, 71960, 109996, 137495, 192493, 219992, 274990, 384986, 549980, 769972, 962465, 1099960, 1539944, 1924930, 3849860, 7699720]

約数ペア:

[(1, 7699720), (2, 3849860), (4, 1924930), (5, 1539944), (7, 1099960), (8, 962465), (10, 769972), (14, 549980), (20, 384986), (28, 274990), (35, 219992), (40, 192493), (56, 137495), (70, 109996), (107, 71960), (140, 54998), (214, 35980), (257, 29960), (280, 27499), (428, 17990), (514, 14980), (535, 14392), (749, 10280), (856, 8995), (1028, 7490), (1070, 7196), (1285, 5992), (1498, 5140), (1799, 4280), (2056, 3745), (2140, 3598), (2570, 2996)]