3849860

素因数分解:

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

素因数の和:380

約数の個数: 48

約数和(自身を含む): 9362304

約数和(自身を除く): 5512444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 257, 428, 514, 535, 749, 1028, 1070, 1285, 1498, 1799, 2140, 2570, 2996, 3598, 3745, 5140, 7196, 7490, 8995, 14980, 17990, 27499, 35980, 54998, 109996, 137495, 192493, 274990, 384986, 549980, 769972, 962465, 1924930, 3849860]

約数ペア:

[(1, 3849860), (2, 1924930), (4, 962465), (5, 769972), (7, 549980), (10, 384986), (14, 274990), (20, 192493), (28, 137495), (35, 109996), (70, 54998), (107, 35980), (140, 27499), (214, 17990), (257, 14980), (428, 8995), (514, 7490), (535, 7196), (749, 5140), (1028, 3745), (1070, 3598), (1285, 2996), (1498, 2570), (1799, 2140)]