204441560

素因数分解:

$2^3\times 5^1\times {\mathrm{5111039}}^1$

素因数の和:5111050

約数の個数: 16

約数和(自身を含む): 459993600

約数和(自身を除く): 255552040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5111039, 10222078, 20444156, 25555195, 40888312, 51110390, 102220780, 204441560]

約数ペア:

[(1, 204441560), (2, 102220780), (4, 51110390), (5, 40888312), (8, 25555195), (10, 20444156), (20, 10222078), (40, 5111039)]