20440090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{185819}}^1$

素因数の和:185837

約数の個数: 16

約数和(自身を含む): 40137120

約数和(自身を除く): 19697030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 185819, 371638, 929095, 1858190, 2044009, 4088018, 10220045, 20440090]

約数ペア:

[(1, 20440090), (2, 10220045), (5, 4088018), (10, 2044009), (11, 1858190), (22, 929095), (55, 371638), (110, 185819)]