200801240

素因数分解:

$2^3\times 5^1\times {\mathrm{5020031}}^1$

素因数の和:5020042

約数の個数: 16

約数和(自身を含む): 451802880

約数和(自身を除く): 251001640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5020031, 10040062, 20080124, 25100155, 40160248, 50200310, 100400620, 200801240]

約数ペア:

[(1, 200801240), (2, 100400620), (4, 50200310), (5, 40160248), (8, 25100155), (10, 20080124), (20, 10040062), (40, 5020031)]