22868720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:538

約数の個数: 80

約数和(自身を含む): 61537728

約数和(自身を除く): 38669008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 421, 485, 560, 679, 776, 842, 970, 1358, 1552, 1684, 1940, 2105, 2716, 2947, 3368, 3395, 3880, 4210, 5432, 5894, 6736, 6790, 7760, 8420, 10864, 11788, 13580, 14735, 16840, 23576, 27160, 29470, 33680, 40837, 47152, 54320, 58940, 81674, 117880, 163348, 204185, 235760, 285859, 326696, 408370, 571718, 653392, 816740, 1143436, 1429295, 1633480, 2286872, 2858590, 3266960, 4573744, 5717180, 11434360, 22868720]

約数ペア:

[(1, 22868720), (2, 11434360), (4, 5717180), (5, 4573744), (7, 3266960), (8, 2858590), (10, 2286872), (14, 1633480), (16, 1429295), (20, 1143436), (28, 816740), (35, 653392), (40, 571718), (56, 408370), (70, 326696), (80, 285859), (97, 235760), (112, 204185), (140, 163348), (194, 117880), (280, 81674), (388, 58940), (421, 54320), (485, 47152), (560, 40837), (679, 33680), (776, 29470), (842, 27160), (970, 23576), (1358, 16840), (1552, 14735), (1684, 13580), (1940, 11788), (2105, 10864), (2716, 8420), (2947, 7760), (3368, 6790), (3395, 6736), (3880, 5894), (4210, 5432)]