206876080

素因数分解:

$2^4\times 5^1\times {\mathrm{2585951}}^1$

素因数の和:2585964

約数の個数: 20

約数和(自身を含む): 480987072

約数和(自身を除く): 274110992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2585951, 5171902, 10343804, 12929755, 20687608, 25859510, 41375216, 51719020, 103438040, 206876080]

約数ペア:

[(1, 206876080), (2, 103438040), (4, 51719020), (5, 41375216), (8, 25859510), (10, 20687608), (16, 12929755), (20, 10343804), (40, 5171902), (80, 2585951)]