162039440

素因数分解:

$2^4\times 5^1\times {\mathrm{2025493}}^1$

素因数の和:2025506

約数の個数: 20

約数和(自身を含む): 376741884

約数和(自身を除く): 214702444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2025493, 4050986, 8101972, 10127465, 16203944, 20254930, 32407888, 40509860, 81019720, 162039440]

約数ペア:

[(1, 162039440), (2, 81019720), (4, 40509860), (5, 32407888), (8, 20254930), (10, 16203944), (16, 10127465), (20, 8101972), (40, 4050986), (80, 2025493)]