26641240

素因数分解:

$2^3\times 5^1\times {\mathrm{666031}}^1$

素因数の和:666042

約数の個数: 16

約数和(自身を含む): 59942880

約数和(自身を除く): 33301640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 666031, 1332062, 2664124, 3330155, 5328248, 6660310, 13320620, 26641240]

約数ペア:

[(1, 26641240), (2, 13320620), (4, 6660310), (5, 5328248), (8, 3330155), (10, 2664124), (20, 1332062), (40, 666031)]