137541680

素因数分解:

$2^4\times 5^1\times {\mathrm{1719271}}^1$

素因数の和:1719284

約数の個数: 20

約数和(自身を含む): 319784592

約数和(自身を除く): 182242912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1719271, 3438542, 6877084, 8596355, 13754168, 17192710, 27508336, 34385420, 68770840, 137541680]

約数ペア:

[(1, 137541680), (2, 68770840), (4, 34385420), (5, 27508336), (8, 17192710), (10, 13754168), (16, 8596355), (20, 6877084), (40, 3438542), (80, 1719271)]