3128560

素因数分解:

$2^4\times 5^1\times {\mathrm{39107}}^1$

素因数の和:39120

約数の個数: 20

約数和(自身を含む): 7274088

約数和(自身を除く): 4145528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 39107, 78214, 156428, 195535, 312856, 391070, 625712, 782140, 1564280, 3128560]

約数ペア:

[(1, 3128560), (2, 1564280), (4, 782140), (5, 625712), (8, 391070), (10, 312856), (16, 195535), (20, 156428), (40, 78214), (80, 39107)]