28593620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{129971}}^1$

素因数の和:129991

約数の個数: 24

約数和(自身を含む): 65505888

約数和(自身を除く): 36912268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 129971, 259942, 519884, 649855, 1299710, 1429681, 2599420, 2859362, 5718724, 7148405, 14296810, 28593620]

約数ペア:

[(1, 28593620), (2, 14296810), (4, 7148405), (5, 5718724), (10, 2859362), (11, 2599420), (20, 1429681), (22, 1299710), (44, 649855), (55, 519884), (110, 259942), (220, 129971)]