2005128895

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{14923}}^1$

素因数の和:15295

約数の個数: 32

約数和(自身を含む): 3008678400

約数和(自身を除く): 1003549505

約数列:

[1, 5, 7, 11, 35, 55, 77, 349, 385, 1745, 2443, 3839, 12215, 14923, 19195, 26873, 74615, 104461, 134365, 164153, 522305, 820765, 1149071, 5208127, 5745355, 26040635, 36456889, 57289397, 182284445, 286446985, 401025779, 2005128895]

約数ペア:

[(1, 2005128895), (5, 401025779), (7, 286446985), (11, 182284445), (35, 57289397), (55, 36456889), (77, 26040635), (349, 5745355), (385, 5208127), (1745, 1149071), (2443, 820765), (3839, 522305), (12215, 164153), (14923, 134365), (19195, 104461), (26873, 74615)]