31488940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{224921}}^1$

素因数の和:224937

約数の個数: 24

約数和(自身を含む): 75573792

約数和(自身を除く): 44084852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 224921, 449842, 899684, 1124605, 1574447, 2249210, 3148894, 4498420, 6297788, 7872235, 15744470, 31488940]

約数ペア:

[(1, 31488940), (2, 15744470), (4, 7872235), (5, 6297788), (7, 4498420), (10, 3148894), (14, 2249210), (20, 1574447), (28, 1124605), (35, 899684), (70, 449842), (140, 224921)]