20065581536

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:978

約数の個数: 288

約数和(自身を含む): 54549300960

約数和(自身を除く): 34483719424

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 77, 88, 91, 98, 104, 109, 112, 143, 154, 176, 182, 196, 208, 218, 224, 286, 308, 352, 364, 392, 416, 436, 539, 572, 616, 637, 728, 763, 784, 821, 872, 1001, 1078, 1144, 1199, 1232, 1274, 1417, 1456, 1526, 1568, 1642, 1744, 2002, 2156, 2288, 2398, 2464, 2548, 2834, 2912, 3052, 3284, 3488, 4004, 4312, 4576, 4796, 5096, 5341, 5668, 5747, 6104, 6568, 7007, 8008, 8393, 8624, 9031, 9592, 9919, 10192, 10673, 10682, 11336, 11494, 12208, 13136, 14014, 15587, 16016, 16786, 17248, 18062, 19184, 19838, 20384, 21346, 21364, 22672, 22988, 24416, 26272, 28028, 31174, 32032, 33572, 36124, 38368, 39676, 40229, 42692, 42728, 45344, 45976, 56056, 58751, 62348, 63217, 67144, 69433, 72248, 74711, 79352, 80458, 85384, 85456, 89489, 91952, 109109, 112112, 117403, 117502, 124696, 126434, 134288, 138866, 144496, 149422, 158704, 160916, 170768, 170912, 178978, 183904, 218218, 224224, 234806, 235004, 249392, 252868, 268576, 277732, 288992, 298844, 317408, 321832, 341536, 357956, 436436, 442519, 469612, 470008, 498784, 505736, 522977, 555464, 597688, 626423, 643664, 715912, 763763, 821821, 872872, 885038, 939224, 940016, 984379, 1011472, 1045954, 1110928, 1163357, 1195376, 1252846, 1287328, 1431824, 1527526, 1643642, 1745744, 1770076, 1878448, 1880032, 1968758, 2022944, 2091908, 2221856, 2326714, 2390752, 2505692, 2863648, 3055052, 3287284, 3491488, 3540152, 3756896, 3937516, 4183816, 4384961, 4653428, 5011384, 5752747, 6110104, 6574568, 6890653, 7080304, 7875032, 8143499, 8367632, 8769922, 9306856, 10022768, 11505494, 12220208, 12796927, 13149136, 13781306, 14160608, 15750064, 16286998, 16735264, 17539844, 18613712, 20045536, 23010988, 24440416, 25593854, 26298272, 27562612, 31500128, 32573996, 35079688, 37227424, 46021976, 48234571, 51187708, 55125224, 57004493, 65147992, 70159376, 89578489, 92043952, 96469142, 102375416, 110250448, 114008986, 130295984, 140318752, 179156978, 184087904, 192938284, 204750832, 220500896, 228017972, 260591968, 358313956, 385876568, 409501664, 456035944, 627049423, 716627912, 771753136, 912071888, 1254098846, 1433255824, 1543506272, 1824143776, 2508197692, 2866511648, 5016395384, 10032790768, 20065581536]

約数ペア:

[(1, 20065581536), (2, 10032790768), (4, 5016395384), (7, 2866511648), (8, 2508197692), (11, 1824143776), (13, 1543506272), (14, 1433255824), (16, 1254098846), (22, 912071888), (26, 771753136), (28, 716627912), (32, 627049423), (44, 456035944), (49, 409501664), (52, 385876568), (56, 358313956), (77, 260591968), (88, 228017972), (91, 220500896), (98, 204750832), (104, 192938284), (109, 184087904), (112, 179156978), (143, 140318752), (154, 130295984), (176, 114008986), (182, 110250448), (196, 102375416), (208, 96469142), (218, 92043952), (224, 89578489), (286, 70159376), (308, 65147992), (352, 57004493), (364, 55125224), (392, 51187708), (416, 48234571), (436, 46021976), (539, 37227424), (572, 35079688), (616, 32573996), (637, 31500128), (728, 27562612), (763, 26298272), (784, 25593854), (821, 24440416), (872, 23010988), (1001, 20045536), (1078, 18613712), (1144, 17539844), (1199, 16735264), (1232, 16286998), (1274, 15750064), (1417, 14160608), (1456, 13781306), (1526, 13149136), (1568, 12796927), (1642, 12220208), (1744, 11505494), (2002, 10022768), (2156, 9306856), (2288, 8769922), (2398, 8367632), (2464, 8143499), (2548, 7875032), (2834, 7080304), (2912, 6890653), (3052, 6574568), (3284, 6110104), (3488, 5752747), (4004, 5011384), (4312, 4653428), (4576, 4384961), (4796, 4183816), (5096, 3937516), (5341, 3756896), (5668, 3540152), (5747, 3491488), (6104, 3287284), (6568, 3055052), (7007, 2863648), (8008, 2505692), (8393, 2390752), (8624, 2326714), (9031, 2221856), (9592, 2091908), (9919, 2022944), (10192, 1968758), (10673, 1880032), (10682, 1878448), (11336, 1770076), (11494, 1745744), (12208, 1643642), (13136, 1527526), (14014, 1431824), (15587, 1287328), (16016, 1252846), (16786, 1195376), (17248, 1163357), (18062, 1110928), (19184, 1045954), (19838, 1011472), (20384, 984379), (21346, 940016), (21364, 939224), (22672, 885038), (22988, 872872), (24416, 821821), (26272, 763763), (28028, 715912), (31174, 643664), (32032, 626423), (33572, 597688), (36124, 555464), (38368, 522977), (39676, 505736), (40229, 498784), (42692, 470008), (42728, 469612), (45344, 442519), (45976, 436436), (56056, 357956), (58751, 341536), (62348, 321832), (63217, 317408), (67144, 298844), (69433, 288992), (72248, 277732), (74711, 268576), (79352, 252868), (80458, 249392), (85384, 235004), (85456, 234806), (89489, 224224), (91952, 218218), (109109, 183904), (112112, 178978), (117403, 170912), (117502, 170768), (124696, 160916), (126434, 158704), (134288, 149422), (138866, 144496)]