12874820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2243}}^1$

素因数の和:2300

約数の個数: 48

約数和(自身を含む): 31667328

約数和(自身を除く): 18792508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2243, 2870, 4486, 5740, 8972, 11215, 15701, 22430, 31402, 44860, 62804, 78505, 91963, 157010, 183926, 314020, 367852, 459815, 643741, 919630, 1287482, 1839260, 2574964, 3218705, 6437410, 12874820]

約数ペア:

[(1, 12874820), (2, 6437410), (4, 3218705), (5, 2574964), (7, 1839260), (10, 1287482), (14, 919630), (20, 643741), (28, 459815), (35, 367852), (41, 314020), (70, 183926), (82, 157010), (140, 91963), (164, 78505), (205, 62804), (287, 44860), (410, 31402), (574, 22430), (820, 15701), (1148, 11215), (1435, 8972), (2243, 5740), (2870, 4486)]