408869067940

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{105924629}}^1$

素因数の和:105924831

約数の個数: 24

約数和(自身を含む): 863073885240

約数和(自身を除く): 454204817300

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 105924629, 211849258, 423698516, 529623145, 1059246290, 2118492580, 20443453397, 40886906794, 81773813588, 102217266985, 204434533970, 408869067940]

約数ペア:

[(1, 408869067940), (2, 204434533970), (4, 102217266985), (5, 81773813588), (10, 40886906794), (20, 20443453397), (193, 2118492580), (386, 1059246290), (772, 529623145), (965, 423698516), (1930, 211849258), (3860, 105924629)]