20749470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{98807}}^1$

素因数の和:98824

約数の個数: 32

約数和(自身を含む): 56913408

約数和(自身を除く): 36163938

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 98807, 197614, 296421, 494035, 592842, 691649, 988070, 1383298, 1482105, 2074947, 2964210, 3458245, 4149894, 6916490, 10374735, 20749470]

約数ペア:

[(1, 20749470), (2, 10374735), (3, 6916490), (5, 4149894), (6, 3458245), (7, 2964210), (10, 2074947), (14, 1482105), (15, 1383298), (21, 988070), (30, 691649), (35, 592842), (42, 494035), (70, 296421), (105, 197614), (210, 98807)]