20512586570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{577}}^1$

素因数の和:996

約数の個数: 128

約数和(自身を含む): 44873367552

約数和(自身を除く): 24360780982

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 71, 115, 142, 161, 230, 311, 322, 355, 497, 577, 622, 710, 805, 994, 1154, 1555, 1610, 1633, 2177, 2485, 2885, 3110, 3266, 4039, 4354, 4970, 5770, 7153, 8078, 8165, 10885, 11431, 13271, 14306, 16330, 20195, 21770, 22081, 22862, 26542, 35765, 40390, 40967, 44162, 50071, 57155, 66355, 71530, 81934, 92897, 100142, 110405, 114310, 132710, 154567, 179447, 185794, 204835, 220810, 250355, 286769, 309134, 358894, 409670, 464485, 500710, 507863, 573538, 772835, 897235, 928970, 942241, 1015726, 1256129, 1433845, 1545670, 1794470, 1884482, 2512258, 2539315, 2867690, 3555041, 4127281, 4711205, 5078630, 6280645, 6595687, 7110082, 8254562, 9422410, 12561290, 12740737, 13191374, 17775205, 20636405, 25481474, 28890967, 32978435, 35550410, 41272810, 57781934, 63703685, 65956870, 89185159, 127407370, 144454835, 178370318, 288909670, 293036951, 445925795, 586073902, 891851590, 1465184755, 2051258657, 2930369510, 4102517314, 10256293285, 20512586570]

約数ペア:

[(1, 20512586570), (2, 10256293285), (5, 4102517314), (7, 2930369510), (10, 2051258657), (14, 1465184755), (23, 891851590), (35, 586073902), (46, 445925795), (70, 293036951), (71, 288909670), (115, 178370318), (142, 144454835), (161, 127407370), (230, 89185159), (311, 65956870), (322, 63703685), (355, 57781934), (497, 41272810), (577, 35550410), (622, 32978435), (710, 28890967), (805, 25481474), (994, 20636405), (1154, 17775205), (1555, 13191374), (1610, 12740737), (1633, 12561290), (2177, 9422410), (2485, 8254562), (2885, 7110082), (3110, 6595687), (3266, 6280645), (4039, 5078630), (4354, 4711205), (4970, 4127281), (5770, 3555041), (7153, 2867690), (8078, 2539315), (8165, 2512258), (10885, 1884482), (11431, 1794470), (13271, 1545670), (14306, 1433845), (16330, 1256129), (20195, 1015726), (21770, 942241), (22081, 928970), (22862, 897235), (26542, 772835), (35765, 573538), (40390, 507863), (40967, 500710), (44162, 464485), (50071, 409670), (57155, 358894), (66355, 309134), (71530, 286769), (81934, 250355), (92897, 220810), (100142, 204835), (110405, 185794), (114310, 179447), (132710, 154567)]