2049382020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4879481}}^1$

素因数の和:4879500

約数の個数: 48

約数和(自身を含む): 6558023808

約数和(自身を除く): 4508641788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4879481, 9758962, 14638443, 19517924, 24397405, 29276886, 34156367, 48794810, 58553772, 68312734, 73192215, 97589620, 102469101, 136625468, 146384430, 170781835, 204938202, 292768860, 341563670, 409876404, 512345505, 683127340, 1024691010, 2049382020]

約数ペア:

[(1, 2049382020), (2, 1024691010), (3, 683127340), (4, 512345505), (5, 409876404), (6, 341563670), (7, 292768860), (10, 204938202), (12, 170781835), (14, 146384430), (15, 136625468), (20, 102469101), (21, 97589620), (28, 73192215), (30, 68312734), (35, 58553772), (42, 48794810), (60, 34156367), (70, 29276886), (84, 24397405), (105, 19517924), (140, 14638443), (210, 9758962), (420, 4879481)]