870730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1777}}^1$

素因数の和:1798

約数の個数: 24

約数和(自身を含む): 1824228

約数和(自身を除く): 953498

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1777, 3554, 8885, 12439, 17770, 24878, 62195, 87073, 124390, 174146, 435365, 870730]

約数ペア:

[(1, 870730), (2, 435365), (5, 174146), (7, 124390), (10, 87073), (14, 62195), (35, 24878), (49, 17770), (70, 12439), (98, 8885), (245, 3554), (490, 1777)]