64261820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{459013}}^1$

素因数の和:459029

約数の個数: 24

約数和(自身を含む): 154228704

約数和(自身を除く): 89966884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 459013, 918026, 1836052, 2295065, 3213091, 4590130, 6426182, 9180260, 12852364, 16065455, 32130910, 64261820]

約数ペア:

[(1, 64261820), (2, 32130910), (4, 16065455), (5, 12852364), (7, 9180260), (10, 6426182), (14, 4590130), (20, 3213091), (28, 2295065), (35, 1836052), (70, 918026), (140, 459013)]