22749860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{162499}}^1$

素因数の和:162515

約数の個数: 24

約数和(自身を含む): 54600000

約数和(自身を除く): 31850140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 162499, 324998, 649996, 812495, 1137493, 1624990, 2274986, 3249980, 4549972, 5687465, 11374930, 22749860]

約数ペア:

[(1, 22749860), (2, 11374930), (4, 5687465), (5, 4549972), (7, 3249980), (10, 2274986), (14, 1624990), (20, 1137493), (28, 812495), (35, 649996), (70, 324998), (140, 162499)]