11605520

素因数分解:

$2^4\times 5^1\times {\mathrm{145069}}^1$

素因数の和:145082

約数の個数: 20

約数和(自身を含む): 26983020

約数和(自身を除く): 15377500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 145069, 290138, 580276, 725345, 1160552, 1450690, 2321104, 2901380, 5802760, 11605520]

約数ペア:

[(1, 11605520), (2, 5802760), (4, 2901380), (5, 2321104), (8, 1450690), (10, 1160552), (16, 725345), (20, 580276), (40, 290138), (80, 145069)]