133941680

素因数分解:

$2^4\times 5^1\times {\mathrm{1674271}}^1$

素因数の和:1674284

約数の個数: 20

約数和(自身を含む): 311414592

約数和(自身を除く): 177472912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1674271, 3348542, 6697084, 8371355, 13394168, 16742710, 26788336, 33485420, 66970840, 133941680]

約数ペア:

[(1, 133941680), (2, 66970840), (4, 33485420), (5, 26788336), (8, 16742710), (10, 13394168), (16, 8371355), (20, 6697084), (40, 3348542), (80, 1674271)]