199001240

素因数分解:

$2^3\times 5^1\times {\mathrm{4975031}}^1$

素因数の和:4975042

約数の個数: 16

約数和(自身を含む): 447752880

約数和(自身を除く): 248751640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4975031, 9950062, 19900124, 24875155, 39800248, 49750310, 99500620, 199001240]

約数ペア:

[(1, 199001240), (2, 99500620), (4, 49750310), (5, 39800248), (8, 24875155), (10, 19900124), (20, 9950062), (40, 4975031)]