19935454000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18493}}^1$

素因数の和:18541

約数の個数: 240

約数和(自身を含む): 61174897056

約数和(自身を除く): 41239443056

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 49, 50, 55, 56, 70, 77, 80, 88, 98, 100, 110, 112, 125, 140, 154, 175, 176, 196, 200, 220, 245, 250, 275, 280, 308, 350, 385, 392, 400, 440, 490, 500, 539, 550, 560, 616, 700, 770, 784, 875, 880, 980, 1000, 1078, 1100, 1225, 1232, 1375, 1400, 1540, 1750, 1925, 1960, 2000, 2156, 2200, 2450, 2695, 2750, 2800, 3080, 3500, 3850, 3920, 4312, 4400, 4900, 5390, 5500, 6125, 6160, 7000, 7700, 8624, 9625, 9800, 10780, 11000, 12250, 13475, 14000, 15400, 18493, 19250, 19600, 21560, 22000, 24500, 26950, 30800, 36986, 38500, 43120, 49000, 53900, 67375, 73972, 77000, 92465, 98000, 107800, 129451, 134750, 147944, 154000, 184930, 203423, 215600, 258902, 269500, 295888, 369860, 406846, 462325, 517804, 539000, 647255, 739720, 813692, 906157, 924650, 1017115, 1035608, 1078000, 1294510, 1423961, 1479440, 1627384, 1812314, 1849300, 2034230, 2071216, 2311625, 2589020, 2847922, 3236275, 3254768, 3624628, 3698600, 4068460, 4530785, 4623250, 5085575, 5178040, 5695844, 6472550, 7119805, 7249256, 7397200, 8136920, 9061570, 9246500, 9967727, 10171150, 10356080, 11391688, 12945100, 14239610, 14498512, 16181375, 16273840, 18123140, 18493000, 19935454, 20342300, 22653925, 22783376, 25427875, 25890200, 28479220, 32362750, 35599025, 36246280, 36986000, 39870908, 40684600, 45307850, 49838635, 50855750, 51780400, 56958440, 64725500, 71198050, 72492560, 79741816, 81369200, 90615700, 99677270, 101711500, 113269625, 113916880, 129451000, 142396100, 159483632, 177995125, 181231400, 199354540, 203423000, 226539250, 249193175, 258902000, 284792200, 355990250, 362462800, 398709080, 406846000, 453078500, 498386350, 569584400, 711980500, 797418160, 906157000, 996772700, 1245965875, 1423961000, 1812314000, 1993545400, 2491931750, 2847922000, 3987090800, 4983863500, 9967727000, 19935454000]

約数ペア:

[(1, 19935454000), (2, 9967727000), (4, 4983863500), (5, 3987090800), (7, 2847922000), (8, 2491931750), (10, 1993545400), (11, 1812314000), (14, 1423961000), (16, 1245965875), (20, 996772700), (22, 906157000), (25, 797418160), (28, 711980500), (35, 569584400), (40, 498386350), (44, 453078500), (49, 406846000), (50, 398709080), (55, 362462800), (56, 355990250), (70, 284792200), (77, 258902000), (80, 249193175), (88, 226539250), (98, 203423000), (100, 199354540), (110, 181231400), (112, 177995125), (125, 159483632), (140, 142396100), (154, 129451000), (175, 113916880), (176, 113269625), (196, 101711500), (200, 99677270), (220, 90615700), (245, 81369200), (250, 79741816), (275, 72492560), (280, 71198050), (308, 64725500), (350, 56958440), (385, 51780400), (392, 50855750), (400, 49838635), (440, 45307850), (490, 40684600), (500, 39870908), (539, 36986000), (550, 36246280), (560, 35599025), (616, 32362750), (700, 28479220), (770, 25890200), (784, 25427875), (875, 22783376), (880, 22653925), (980, 20342300), (1000, 19935454), (1078, 18493000), (1100, 18123140), (1225, 16273840), (1232, 16181375), (1375, 14498512), (1400, 14239610), (1540, 12945100), (1750, 11391688), (1925, 10356080), (1960, 10171150), (2000, 9967727), (2156, 9246500), (2200, 9061570), (2450, 8136920), (2695, 7397200), (2750, 7249256), (2800, 7119805), (3080, 6472550), (3500, 5695844), (3850, 5178040), (3920, 5085575), (4312, 4623250), (4400, 4530785), (4900, 4068460), (5390, 3698600), (5500, 3624628), (6125, 3254768), (6160, 3236275), (7000, 2847922), (7700, 2589020), (8624, 2311625), (9625, 2071216), (9800, 2034230), (10780, 1849300), (11000, 1812314), (12250, 1627384), (13475, 1479440), (14000, 1423961), (15400, 1294510), (18493, 1078000), (19250, 1035608), (19600, 1017115), (21560, 924650), (22000, 906157), (24500, 813692), (26950, 739720), (30800, 647255), (36986, 539000), (38500, 517804), (43120, 462325), (49000, 406846), (53900, 369860), (67375, 295888), (73972, 269500), (77000, 258902), (92465, 215600), (98000, 203423), (107800, 184930), (129451, 154000), (134750, 147944)]