51031820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{364513}}^1$

素因数の和:364529

約数の個数: 24

約数和(自身を含む): 122476704

約数和(自身を除く): 71444884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 364513, 729026, 1458052, 1822565, 2551591, 3645130, 5103182, 7290260, 10206364, 12757955, 25515910, 51031820]

約数ペア:

[(1, 51031820), (2, 25515910), (4, 12757955), (5, 10206364), (7, 7290260), (10, 5103182), (14, 3645130), (20, 2551591), (28, 1822565), (35, 1458052), (70, 729026), (140, 364513)]