20056485890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{286521227}}^1$

素因数の和:286521241

約数の個数: 16

約数和(自身を含む): 41259056832

約数和(自身を除く): 21202570942

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 286521227, 573042454, 1432606135, 2005648589, 2865212270, 4011297178, 10028242945, 20056485890]

約数ペア:

[(1, 20056485890), (2, 10028242945), (5, 4011297178), (7, 2865212270), (10, 2005648589), (14, 1432606135), (35, 573042454), (70, 286521227)]