20040108

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{967}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 51389184

約数和(自身を除く): 31349076

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 157, 314, 471, 628, 942, 967, 1727, 1884, 1934, 2901, 3454, 3868, 5181, 5802, 6908, 10362, 10637, 11604, 20724, 21274, 31911, 42548, 63822, 127644, 151819, 303638, 455457, 607276, 910914, 1670009, 1821828, 3340018, 5010027, 6680036, 10020054, 20040108]

約数ペア:

[(1, 20040108), (2, 10020054), (3, 6680036), (4, 5010027), (6, 3340018), (11, 1821828), (12, 1670009), (22, 910914), (33, 607276), (44, 455457), (66, 303638), (132, 151819), (157, 127644), (314, 63822), (471, 42548), (628, 31911), (942, 21274), (967, 20724), (1727, 11604), (1884, 10637), (1934, 10362), (2901, 6908), (3454, 5802), (3868, 5181)]