1720041804

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21493}}^1$

素因数の和:21541

約数の個数: 120

約数和(自身を含む): 5097517040

約数和(自身を除く): 3377475236

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 228, 234, 247, 324, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1026, 1053, 1404, 1482, 1539, 2052, 2106, 2223, 2964, 3078, 4212, 4446, 6156, 6669, 8892, 13338, 20007, 21493, 26676, 40014, 42986, 64479, 80028, 85972, 128958, 193437, 257916, 279409, 386874, 408367, 558818, 580311, 773748, 816734, 838227, 1117636, 1160622, 1225101, 1633468, 1676454, 1740933, 2321244, 2450202, 2514681, 3352908, 3481866, 3675303, 4900404, 5029362, 5308771, 6963732, 7350606, 7544043, 10058724, 10617542, 11025909, 14701212, 15088086, 15926313, 21235084, 22051818, 22632129, 30176172, 31852626, 33077727, 44103636, 45264258, 47778939, 63705252, 66155454, 90528516, 95557878, 132310908, 143336817, 191115756, 286673634, 430010451, 573347268, 860020902, 1720041804]

約数ペア:

[(1, 1720041804), (2, 860020902), (3, 573347268), (4, 430010451), (6, 286673634), (9, 191115756), (12, 143336817), (13, 132310908), (18, 95557878), (19, 90528516), (26, 66155454), (27, 63705252), (36, 47778939), (38, 45264258), (39, 44103636), (52, 33077727), (54, 31852626), (57, 30176172), (76, 22632129), (78, 22051818), (81, 21235084), (108, 15926313), (114, 15088086), (117, 14701212), (156, 11025909), (162, 10617542), (171, 10058724), (228, 7544043), (234, 7350606), (247, 6963732), (324, 5308771), (342, 5029362), (351, 4900404), (468, 3675303), (494, 3481866), (513, 3352908), (684, 2514681), (702, 2450202), (741, 2321244), (988, 1740933), (1026, 1676454), (1053, 1633468), (1404, 1225101), (1482, 1160622), (1539, 1117636), (2052, 838227), (2106, 816734), (2223, 773748), (2964, 580311), (3078, 558818), (4212, 408367), (4446, 386874), (6156, 279409), (6669, 257916), (8892, 193437), (13338, 128958), (20007, 85972), (21493, 80028), (26676, 64479), (40014, 42986)]