16740760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9733}}^1$

素因数の和:9787

約数の個数: 32

約数和(自身を含む): 38546640

約数和(自身を除く): 21805880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 9733, 19466, 38932, 48665, 77864, 97330, 194660, 389320, 418519, 837038, 1674076, 2092595, 3348152, 4185190, 8370380, 16740760]

約数ペア:

[(1, 16740760), (2, 8370380), (4, 4185190), (5, 3348152), (8, 2092595), (10, 1674076), (20, 837038), (40, 418519), (43, 389320), (86, 194660), (172, 97330), (215, 77864), (344, 48665), (430, 38932), (860, 19466), (1720, 9733)]