11622640

素因数分解:

$2^4\times 5^1\times {\mathrm{145283}}^1$

素因数の和:145296

約数の個数: 20

約数和(自身を含む): 27022824

約数和(自身を除く): 15400184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 145283, 290566, 581132, 726415, 1162264, 1452830, 2324528, 2905660, 5811320, 11622640]

約数ペア:

[(1, 11622640), (2, 5811320), (4, 2905660), (5, 2324528), (8, 1452830), (10, 1162264), (16, 726415), (20, 581132), (40, 290566), (80, 145283)]