27438140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16529}}^1$

素因数の和:16621

約数の個数: 24

約数和(自身を含む): 58317840

約数和(自身を除く): 30879700

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 16529, 33058, 66116, 82645, 165290, 330580, 1371907, 2743814, 5487628, 6859535, 13719070, 27438140]

約数ペア:

[(1, 27438140), (2, 13719070), (4, 6859535), (5, 5487628), (10, 2743814), (20, 1371907), (83, 330580), (166, 165290), (332, 82645), (415, 66116), (830, 33058), (1660, 16529)]