9400180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5281}}^1$

素因数の和:5379

約数の個数: 24

約数和(自身を含む): 19965960

約数和(自身を除く): 10565780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 5281, 10562, 21124, 26405, 52810, 105620, 470009, 940018, 1880036, 2350045, 4700090, 9400180]

約数ペア:

[(1, 9400180), (2, 4700090), (4, 2350045), (5, 1880036), (10, 940018), (20, 470009), (89, 105620), (178, 52810), (356, 26405), (445, 21124), (890, 10562), (1780, 5281)]