16270340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{18919}}^1$

素因数の和:18971

約数の個数: 24

約数和(自身を含む): 34964160

約数和(自身を除く): 18693820

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 18919, 37838, 75676, 94595, 189190, 378380, 813517, 1627034, 3254068, 4067585, 8135170, 16270340]

約数ペア:

[(1, 16270340), (2, 8135170), (4, 4067585), (5, 3254068), (10, 1627034), (20, 813517), (43, 378380), (86, 189190), (172, 94595), (215, 75676), (430, 37838), (860, 18919)]