18794720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 51565248

約数和(自身を除く): 32770528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 97, 112, 140, 160, 173, 194, 224, 280, 346, 388, 485, 560, 679, 692, 776, 865, 970, 1120, 1211, 1358, 1384, 1552, 1730, 1940, 2422, 2716, 2768, 3104, 3395, 3460, 3880, 4844, 5432, 5536, 6055, 6790, 6920, 7760, 9688, 10864, 12110, 13580, 13840, 15520, 16781, 19376, 21728, 24220, 27160, 27680, 33562, 38752, 48440, 54320, 67124, 83905, 96880, 108640, 117467, 134248, 167810, 193760, 234934, 268496, 335620, 469868, 536992, 587335, 671240, 939736, 1174670, 1342480, 1879472, 2349340, 2684960, 3758944, 4698680, 9397360, 18794720]

約数ペア:

[(1, 18794720), (2, 9397360), (4, 4698680), (5, 3758944), (7, 2684960), (8, 2349340), (10, 1879472), (14, 1342480), (16, 1174670), (20, 939736), (28, 671240), (32, 587335), (35, 536992), (40, 469868), (56, 335620), (70, 268496), (80, 234934), (97, 193760), (112, 167810), (140, 134248), (160, 117467), (173, 108640), (194, 96880), (224, 83905), (280, 67124), (346, 54320), (388, 48440), (485, 38752), (560, 33562), (679, 27680), (692, 27160), (776, 24220), (865, 21728), (970, 19376), (1120, 16781), (1211, 15520), (1358, 13840), (1384, 13580), (1552, 12110), (1730, 10864), (1940, 9688), (2422, 7760), (2716, 6920), (2768, 6790), (3104, 6055), (3395, 5536), (3460, 5432), (3880, 4844)]