2586160

素因数分解:

$2^4\times 5^1\times {\mathrm{32327}}^1$

素因数の和:32340

約数の個数: 20

約数和(自身を含む): 6013008

約数和(自身を除く): 3426848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32327, 64654, 129308, 161635, 258616, 323270, 517232, 646540, 1293080, 2586160]

約数ペア:

[(1, 2586160), (2, 1293080), (4, 646540), (5, 517232), (8, 323270), (10, 258616), (16, 161635), (20, 129308), (40, 64654), (80, 32327)]