231777980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1655557}}^1$

素因数の和:1655573

約数の個数: 24

約数和(自身を含む): 556267488

約数和(自身を除く): 324489508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1655557, 3311114, 6622228, 8277785, 11588899, 16555570, 23177798, 33111140, 46355596, 57944495, 115888990, 231777980]

約数ペア:

[(1, 231777980), (2, 115888990), (4, 57944495), (5, 46355596), (7, 33111140), (10, 23177798), (14, 16555570), (20, 11588899), (28, 8277785), (35, 6622228), (70, 3311114), (140, 1655557)]