20187230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{288389}}^1$

素因数の和:288403

約数の個数: 16

約数和(自身を含む): 41528160

約数和(自身を除く): 21340930

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 288389, 576778, 1441945, 2018723, 2883890, 4037446, 10093615, 20187230]

約数ペア:

[(1, 20187230), (2, 10093615), (5, 4037446), (7, 2883890), (10, 2018723), (14, 1441945), (35, 576778), (70, 288389)]