2181850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{3967}}^1$

素因数の和:3990

約数の個数: 24

約数和(自身を含む): 4428288

約数和(自身を除く): 2246438

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 3967, 7934, 19835, 39670, 43637, 87274, 99175, 198350, 218185, 436370, 1090925, 2181850]

約数ペア:

[(1, 2181850), (2, 1090925), (5, 436370), (10, 218185), (11, 198350), (22, 99175), (25, 87274), (50, 43637), (55, 39670), (110, 19835), (275, 7934), (550, 3967)]