126211820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{901513}}^1$

素因数の和:901529

約数の個数: 24

約数和(自身を含む): 302908704

約数和(自身を除く): 176696884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 901513, 1803026, 3606052, 4507565, 6310591, 9015130, 12621182, 18030260, 25242364, 31552955, 63105910, 126211820]

約数ペア:

[(1, 126211820), (2, 63105910), (4, 31552955), (5, 25242364), (7, 18030260), (10, 12621182), (14, 9015130), (20, 6310591), (28, 4507565), (35, 3606052), (70, 1803026), (140, 901513)]