2021454448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 4494295680

約数和(自身を除く): 2472841232

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 62, 74, 104, 124, 148, 208, 229, 248, 296, 403, 458, 481, 496, 592, 806, 916, 962, 1147, 1369, 1612, 1832, 1924, 2294, 2738, 2977, 3224, 3664, 3848, 4588, 5476, 5954, 6448, 7099, 7696, 8473, 9176, 10952, 11908, 14198, 14911, 16946, 17797, 18352, 21904, 23816, 28396, 29822, 33892, 35594, 42439, 47632, 56792, 59644, 67784, 71188, 84878, 92287, 110149, 113584, 119288, 135568, 142376, 169756, 184574, 220298, 238576, 262663, 284752, 313501, 339512, 369148, 440596, 525326, 551707, 627002, 679024, 738296, 881192, 1050652, 1103414, 1254004, 1476592, 1762384, 2101304, 2206828, 2508008, 3414619, 4075513, 4202608, 4413656, 5016016, 6829238, 8151026, 8827312, 9718531, 13658476, 16302052, 19437062, 27316952, 32604104, 38874124, 54633904, 65208208, 77748248, 126340903, 155496496, 252681806, 505363612, 1010727224, 2021454448]

約数ペア:

[(1, 2021454448), (2, 1010727224), (4, 505363612), (8, 252681806), (13, 155496496), (16, 126340903), (26, 77748248), (31, 65208208), (37, 54633904), (52, 38874124), (62, 32604104), (74, 27316952), (104, 19437062), (124, 16302052), (148, 13658476), (208, 9718531), (229, 8827312), (248, 8151026), (296, 6829238), (403, 5016016), (458, 4413656), (481, 4202608), (496, 4075513), (592, 3414619), (806, 2508008), (916, 2206828), (962, 2101304), (1147, 1762384), (1369, 1476592), (1612, 1254004), (1832, 1103414), (1924, 1050652), (2294, 881192), (2738, 738296), (2977, 679024), (3224, 627002), (3664, 551707), (3848, 525326), (4588, 440596), (5476, 369148), (5954, 339512), (6448, 313501), (7099, 284752), (7696, 262663), (8473, 238576), (9176, 220298), (10952, 184574), (11908, 169756), (14198, 142376), (14911, 135568), (16946, 119288), (17797, 113584), (18352, 110149), (21904, 92287), (23816, 84878), (28396, 71188), (29822, 67784), (33892, 59644), (35594, 56792), (42439, 47632)]