12635620

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1993}}^1$

素因数の和:2319

約数の個数: 24

約数和(自身を含む): 26631864

約数和(自身を除く): 13996244

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 1993, 3170, 3986, 6340, 7972, 9965, 19930, 39860, 631781, 1263562, 2527124, 3158905, 6317810, 12635620]

約数ペア:

[(1, 12635620), (2, 6317810), (4, 3158905), (5, 2527124), (10, 1263562), (20, 631781), (317, 39860), (634, 19930), (1268, 9965), (1585, 7972), (1993, 6340), (3170, 3986)]