220170940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1000777}}^1$

素因数の和:1000797

約数の個数: 24

約数和(自身を含む): 504392112

約数和(自身を除く): 284221172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1000777, 2001554, 4003108, 5003885, 10007770, 11008547, 20015540, 22017094, 44034188, 55042735, 110085470, 220170940]

約数ペア:

[(1, 220170940), (2, 110085470), (4, 55042735), (5, 44034188), (10, 22017094), (11, 20015540), (20, 11008547), (22, 10007770), (44, 5003885), (55, 4003108), (110, 2001554), (220, 1000777)]