19025440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{16987}}^1$

素因数の和:17009

約数の個数: 48

約数和(自身を含む): 51371712

約数和(自身を除く): 32346272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 16987, 33974, 67948, 84935, 118909, 135896, 169870, 237818, 271792, 339740, 475636, 543584, 594545, 679480, 951272, 1189090, 1358960, 1902544, 2378180, 2717920, 3805088, 4756360, 9512720, 19025440]

約数ペア:

[(1, 19025440), (2, 9512720), (4, 4756360), (5, 3805088), (7, 2717920), (8, 2378180), (10, 1902544), (14, 1358960), (16, 1189090), (20, 951272), (28, 679480), (32, 594545), (35, 543584), (40, 475636), (56, 339740), (70, 271792), (80, 237818), (112, 169870), (140, 135896), (160, 118909), (224, 84935), (280, 67948), (560, 33974), (1120, 16987)]