9159440

素因数分解:

$2^4\times 5^1\times {\mathrm{114493}}^1$

素因数の和:114506

約数の個数: 20

約数和(自身を含む): 21295884

約数和(自身を除く): 12136444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 114493, 228986, 457972, 572465, 915944, 1144930, 1831888, 2289860, 4579720, 9159440]

約数ペア:

[(1, 9159440), (2, 4579720), (4, 2289860), (5, 1831888), (8, 1144930), (10, 915944), (16, 572465), (20, 457972), (40, 228986), (80, 114493)]