201771790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1103}}^1\times {\mathrm{1663}}^1$

素因数の和:2784

約数の個数: 32

約数和(自身を含む): 396804096

約数和(自身を除く): 195032306

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1103, 1663, 2206, 3326, 5515, 8315, 11030, 12133, 16630, 18293, 24266, 36586, 60665, 91465, 121330, 182930, 1834289, 3668578, 9171445, 18342890, 20177179, 40354358, 100885895, 201771790]

約数ペア:

[(1, 201771790), (2, 100885895), (5, 40354358), (10, 20177179), (11, 18342890), (22, 9171445), (55, 3668578), (110, 1834289), (1103, 182930), (1663, 121330), (2206, 91465), (3326, 60665), (5515, 36586), (8315, 24266), (11030, 18293), (12133, 16630)]