15200420

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{7103}}^1$

素因数の和:7219

約数の個数: 24

約数和(自身を含む): 32223744

約数和(自身を除く): 17023324

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 7103, 14206, 28412, 35515, 71030, 142060, 760021, 1520042, 3040084, 3800105, 7600210, 15200420]

約数ペア:

[(1, 15200420), (2, 7600210), (4, 3800105), (5, 3040084), (10, 1520042), (20, 760021), (107, 142060), (214, 71030), (428, 35515), (535, 28412), (1070, 14206), (2140, 7103)]