171432140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{1759}}^1$

素因数の和:2222

約数の個数: 48

約数和(自身を含む): 393845760

約数和(自身を除く): 222413620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 443, 886, 1759, 1772, 2215, 3518, 4430, 4873, 7036, 8795, 8860, 9746, 17590, 19349, 19492, 24365, 35180, 38698, 48730, 77396, 96745, 97460, 193490, 386980, 779237, 1558474, 3116948, 3896185, 7792370, 8571607, 15584740, 17143214, 34286428, 42858035, 85716070, 171432140]

約数ペア:

[(1, 171432140), (2, 85716070), (4, 42858035), (5, 34286428), (10, 17143214), (11, 15584740), (20, 8571607), (22, 7792370), (44, 3896185), (55, 3116948), (110, 1558474), (220, 779237), (443, 386980), (886, 193490), (1759, 97460), (1772, 96745), (2215, 77396), (3518, 48730), (4430, 38698), (4873, 35180), (7036, 24365), (8795, 19492), (8860, 19349), (9746, 17590)]