27412820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72139}}^1$

素因数の和:72167

約数の個数: 24

約数和(自身を含む): 60597600

約数和(自身を除く): 33184780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 72139, 144278, 288556, 360695, 721390, 1370641, 1442780, 2741282, 5482564, 6853205, 13706410, 27412820]

約数ペア:

[(1, 27412820), (2, 13706410), (4, 6853205), (5, 5482564), (10, 2741282), (19, 1442780), (20, 1370641), (38, 721390), (76, 360695), (95, 288556), (190, 144278), (380, 72139)]