208041560

素因数分解:

$2^3\times 5^1\times {\mathrm{5201039}}^1$

素因数の和:5201050

約数の個数: 16

約数和(自身を含む): 468093600

約数和(自身を除く): 260052040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5201039, 10402078, 20804156, 26005195, 41608312, 52010390, 104020780, 208041560]

約数ペア:

[(1, 208041560), (2, 104020780), (4, 52010390), (5, 41608312), (8, 26005195), (10, 20804156), (20, 10402078), (40, 5201039)]