26643640

素因数分解:

$2^3\times 5^1\times {\mathrm{666091}}^1$

素因数の和:666102

約数の個数: 16

約数和(自身を含む): 59948280

約数和(自身を除く): 33304640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 666091, 1332182, 2664364, 3330455, 5328728, 6660910, 13321820, 26643640]

約数ペア:

[(1, 26643640), (2, 13321820), (4, 6660910), (5, 5328728), (8, 3330455), (10, 2664364), (20, 1332182), (40, 666091)]