8578570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 20756736

約数和(自身を除く): 12178166

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 857, 910, 1001, 1430, 1714, 2002, 4285, 5005, 5999, 8570, 9427, 10010, 11141, 11998, 18854, 22282, 29995, 47135, 55705, 59990, 65989, 77987, 94270, 111410, 122551, 131978, 155974, 245102, 329945, 389935, 612755, 659890, 779870, 857857, 1225510, 1715714, 4289285, 8578570]

約数ペア:

[(1, 8578570), (2, 4289285), (5, 1715714), (7, 1225510), (10, 857857), (11, 779870), (13, 659890), (14, 612755), (22, 389935), (26, 329945), (35, 245102), (55, 155974), (65, 131978), (70, 122551), (77, 111410), (91, 94270), (110, 77987), (130, 65989), (143, 59990), (154, 55705), (182, 47135), (286, 29995), (385, 22282), (455, 18854), (715, 11998), (770, 11141), (857, 10010), (910, 9427), (1001, 8570), (1430, 5999), (1714, 5005), (2002, 4285)]