2017884740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2179}}^1\times {\mathrm{2437}}^1$

素因数の和:4644

約数の個数: 48

約数和(自身を含む): 4464465600

約数和(自身を除く): 2446580860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2179, 2437, 4358, 4874, 8716, 9748, 10895, 12185, 21790, 24370, 41401, 43580, 46303, 48740, 82802, 92606, 165604, 185212, 207005, 231515, 414010, 463030, 828020, 926060, 5310223, 10620446, 21240892, 26551115, 53102230, 100894237, 106204460, 201788474, 403576948, 504471185, 1008942370, 2017884740]

約数ペア:

[(1, 2017884740), (2, 1008942370), (4, 504471185), (5, 403576948), (10, 201788474), (19, 106204460), (20, 100894237), (38, 53102230), (76, 26551115), (95, 21240892), (190, 10620446), (380, 5310223), (2179, 926060), (2437, 828020), (4358, 463030), (4874, 414010), (8716, 231515), (9748, 207005), (10895, 185212), (12185, 165604), (21790, 92606), (24370, 82802), (41401, 48740), (43580, 46303)]