8521558.00000000

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:899

約数の個数: 128

約数和(自身を含む): 103783680

約数和(自身を除く): 69469400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 857, 910, 1001, 1144, 1430, 1540, 1714, 1820, 2002, 2860, 3080, 3428, 3640, 4004, 4285, 5005, 5720, 5999, 6856, 8008, 8570, 9427, 10010, 11141, 11998, 17140, 18854, 20020, 22282, 23996, 29995, 34280, 37708, 40040, 44564, 47135, 47992, 55705, 59990, 65989, 75416, 77987, 89128, 94270, 111410, 119980, 122551, 131978, 155974, 188540, 222820, 239960, 245102, 263956, 311948, 329945, 377080, 389935, 445640, 490204, 527912, 612755, 623896, 659890, 779870, 857857, 980408, 1225510, 1319780, 1559740, 1715714, 2451020, 2639560, 3119480, 3431428, 4289285, 4902040, 6862856, 8578570, 17157140, 34314280]

約数ペア:

[(1, 34314280), (2, 17157140), (4, 8578570), (5, 6862856), (7, 4902040), (8, 4289285), (10, 3431428), (11, 3119480), (13, 2639560), (14, 2451020), (20, 1715714), (22, 1559740), (26, 1319780), (28, 1225510), (35, 980408), (40, 857857), (44, 779870), (52, 659890), (55, 623896), (56, 612755), (65, 527912), (70, 490204), (77, 445640), (88, 389935), (91, 377080), (104, 329945), (110, 311948), (130, 263956), (140, 245102), (143, 239960), (154, 222820), (182, 188540), (220, 155974), (260, 131978), (280, 122551), (286, 119980), (308, 111410), (364, 94270), (385, 89128), (440, 77987), (455, 75416), (520, 65989), (572, 59990), (616, 55705), (715, 47992), (728, 47135), (770, 44564), (857, 40040), (910, 37708), (1001, 34280), (1144, 29995), (1430, 23996), (1540, 22282), (1714, 20020), (1820, 18854), (2002, 17140), (2860, 11998), (3080, 11141), (3428, 10010), (3640, 9427), (4004, 8570), (4285, 8008), (5005, 6856), (5720, 5999)]