73988180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{528487}}^1$

素因数の和:528503

約数の個数: 24

約数和(自身を含む): 177571968

約数和(自身を除く): 103583788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 528487, 1056974, 2113948, 2642435, 3699409, 5284870, 7398818, 10569740, 14797636, 18497045, 36994090, 73988180]

約数ペア:

[(1, 73988180), (2, 36994090), (4, 18497045), (5, 14797636), (7, 10569740), (10, 7398818), (14, 5284870), (20, 3699409), (28, 2642435), (35, 2113948), (70, 1056974), (140, 528487)]