171029680

素因数分解:

$2^4\times 5^1\times {\mathrm{2137871}}^1$

素因数の和:2137884

約数の個数: 20

約数和(自身を含む): 397644192

約数和(自身を除く): 226614512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2137871, 4275742, 8551484, 10689355, 17102968, 21378710, 34205936, 42757420, 85514840, 171029680]

約数ペア:

[(1, 171029680), (2, 85514840), (4, 42757420), (5, 34205936), (8, 21378710), (10, 17102968), (16, 10689355), (20, 8551484), (40, 4275742), (80, 2137871)]