208340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1$

素因数の和:967

約数の個数: 24

約数和(自身を含む): 477792

約数和(自身を除く): 269452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 947, 1894, 3788, 4735, 9470, 10417, 18940, 20834, 41668, 52085, 104170, 208340]

約数ペア:

[(1, 208340), (2, 104170), (4, 52085), (5, 41668), (10, 20834), (11, 18940), (20, 10417), (22, 9470), (44, 4735), (55, 3788), (110, 1894), (220, 947)]