20009472860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2237}}^1\times {\mathrm{34403}}^1$

素因数の和:36662

約数の個数: 48

約数和(自身を含む): 45273737376

約数和(自身を除く): 25264264516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2237, 4474, 8948, 11185, 22370, 29081, 34403, 44740, 58162, 68806, 116324, 137612, 145405, 172015, 290810, 344030, 447239, 581620, 688060, 894478, 1788956, 2236195, 4472390, 8944780, 76959511, 153919022, 307838044, 384797555, 769595110, 1000473643, 1539190220, 2000947286, 4001894572, 5002368215, 10004736430, 20009472860]

約数ペア:

[(1, 20009472860), (2, 10004736430), (4, 5002368215), (5, 4001894572), (10, 2000947286), (13, 1539190220), (20, 1000473643), (26, 769595110), (52, 384797555), (65, 307838044), (130, 153919022), (260, 76959511), (2237, 8944780), (4474, 4472390), (8948, 2236195), (11185, 1788956), (22370, 894478), (29081, 688060), (34403, 581620), (44740, 447239), (58162, 344030), (68806, 290810), (116324, 172015), (137612, 145405)]