4928064620

素因数分解:

$2^2\times 5^1\times {\mathrm{991}}^1\times {\mathrm{248641}}^1$

素因数の和:249641

約数の個数: 24

約数和(自身を含む): 10359420288

約数和(自身を除く): 5431355668

約数列:

[1, 2, 4, 5, 10, 20, 991, 1982, 3964, 4955, 9910, 19820, 248641, 497282, 994564, 1243205, 2486410, 4972820, 246403231, 492806462, 985612924, 1232016155, 2464032310, 4928064620]

約数ペア:

[(1, 4928064620), (2, 2464032310), (4, 1232016155), (5, 985612924), (10, 492806462), (20, 246403231), (991, 4972820), (1982, 2486410), (3964, 1243205), (4955, 994564), (9910, 497282), (19820, 248641)]