20950820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{95231}}^1$

素因数の和:95251

約数の個数: 24

約数和(自身を含む): 47996928

約数和(自身を除く): 27046108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 95231, 190462, 380924, 476155, 952310, 1047541, 1904620, 2095082, 4190164, 5237705, 10475410, 20950820]

約数ペア:

[(1, 20950820), (2, 10475410), (4, 5237705), (5, 4190164), (10, 2095082), (11, 1904620), (20, 1047541), (22, 952310), (44, 476155), (55, 380924), (110, 190462), (220, 95231)]