18839031540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{462421}}^1$

素因数の和:462537

約数の個数: 96

約数和(自身を含む): 60906526464

約数和(自身を除く): 42067494924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 485, 582, 679, 970, 1164, 1358, 1455, 1940, 2037, 2716, 2910, 3395, 4074, 5820, 6790, 8148, 10185, 13580, 20370, 40740, 462421, 924842, 1387263, 1849684, 2312105, 2774526, 3236947, 4624210, 5549052, 6473894, 6936315, 9248420, 9710841, 12947788, 13872630, 16184735, 19421682, 27745260, 32369470, 38843364, 44854837, 48554205, 64738940, 89709674, 97108410, 134564511, 179419348, 194216820, 224274185, 269129022, 313983859, 448548370, 538258044, 627967718, 672822555, 897096740, 941951577, 1255935436, 1345645110, 1569919295, 1883903154, 2691290220, 3139838590, 3767806308, 4709757885, 6279677180, 9419515770, 18839031540]

約数ペア:

[(1, 18839031540), (2, 9419515770), (3, 6279677180), (4, 4709757885), (5, 3767806308), (6, 3139838590), (7, 2691290220), (10, 1883903154), (12, 1569919295), (14, 1345645110), (15, 1255935436), (20, 941951577), (21, 897096740), (28, 672822555), (30, 627967718), (35, 538258044), (42, 448548370), (60, 313983859), (70, 269129022), (84, 224274185), (97, 194216820), (105, 179419348), (140, 134564511), (194, 97108410), (210, 89709674), (291, 64738940), (388, 48554205), (420, 44854837), (485, 38843364), (582, 32369470), (679, 27745260), (970, 19421682), (1164, 16184735), (1358, 13872630), (1455, 12947788), (1940, 9710841), (2037, 9248420), (2716, 6936315), (2910, 6473894), (3395, 5549052), (4074, 4624210), (5820, 3236947), (6790, 2774526), (8148, 2312105), (10185, 1849684), (13580, 1387263), (20370, 924842), (40740, 462421)]