1296916810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{2646769}}^1$

素因数の和:2646790

約数の個数: 24

約数和(自身を含む): 2715586020

約数和(自身を除く): 1418669210

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 2646769, 5293538, 13233845, 18527383, 26467690, 37054766, 92636915, 129691681, 185273830, 259383362, 648458405, 1296916810]

約数ペア:

[(1, 1296916810), (2, 648458405), (5, 259383362), (7, 185273830), (10, 129691681), (14, 92636915), (35, 37054766), (49, 26467690), (70, 18527383), (98, 13233845), (245, 5293538), (490, 2646769)]