17590420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8069}}^1$

素因数の和:8187

約数の個数: 24

約数和(自身を含む): 37283400

約数和(自身を除く): 19692980

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 8069, 16138, 32276, 40345, 80690, 161380, 879521, 1759042, 3518084, 4397605, 8795210, 17590420]

約数ペア:

[(1, 17590420), (2, 8795210), (4, 4397605), (5, 3518084), (10, 1759042), (20, 879521), (109, 161380), (218, 80690), (436, 40345), (545, 32276), (1090, 16138), (2180, 8069)]