56320280

素因数分解:

$2^3\times 5^1\times {\mathrm{1408007}}^1$

素因数の和:1408018

約数の個数: 16

約数和(自身を含む): 126720720

約数和(自身を除く): 70400440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1408007, 2816014, 5632028, 7040035, 11264056, 14080070, 28160140, 56320280]

約数ペア:

[(1, 56320280), (2, 28160140), (4, 14080070), (5, 11264056), (8, 7040035), (10, 5632028), (20, 2816014), (40, 1408007)]