28927620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{160709}}^1$

素因数の和:160724

約数の個数: 36

約数和(自身を含む): 87747660

約数和(自身を除く): 58820040

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 160709, 321418, 482127, 642836, 803545, 964254, 1446381, 1607090, 1928508, 2410635, 2892762, 3214180, 4821270, 5785524, 7231905, 9642540, 14463810, 28927620]

約数ペア:

[(1, 28927620), (2, 14463810), (3, 9642540), (4, 7231905), (5, 5785524), (6, 4821270), (9, 3214180), (10, 2892762), (12, 2410635), (15, 1928508), (18, 1607090), (20, 1446381), (30, 964254), (36, 803545), (45, 642836), (60, 482127), (90, 321418), (180, 160709)]