26646680

素因数分解:

$2^3\times 5^1\times {\mathrm{666167}}^1$

素因数の和:666178

約数の個数: 16

約数和(自身を含む): 59955120

約数和(自身を除く): 33308440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 666167, 1332334, 2664668, 3330835, 5329336, 6661670, 13323340, 26646680]

約数ペア:

[(1, 26646680), (2, 13323340), (4, 6661670), (5, 5329336), (8, 3330835), (10, 2664668), (20, 1332334), (40, 666167)]