2121290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{401}}^1$

素因数の和:454

約数の個数: 24

約数和(自身を含む): 4001508

約数和(自身を除く): 1880218

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 401, 529, 802, 1058, 2005, 2645, 4010, 5290, 9223, 18446, 46115, 92230, 212129, 424258, 1060645, 2121290]

約数ペア:

[(1, 2121290), (2, 1060645), (5, 424258), (10, 212129), (23, 92230), (46, 46115), (115, 18446), (230, 9223), (401, 5290), (529, 4010), (802, 2645), (1058, 2005)]