28678120

素因数分解:

$2^3\times 5^1\times {\mathrm{716953}}^1$

素因数の和:716964

約数の個数: 16

約数和(自身を含む): 64525860

約数和(自身を除く): 35847740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 716953, 1433906, 2867812, 3584765, 5735624, 7169530, 14339060, 28678120]

約数ペア:

[(1, 28678120), (2, 14339060), (4, 7169530), (5, 5735624), (8, 3584765), (10, 2867812), (20, 1433906), (40, 716953)]