26858780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5437}}^1$

素因数の和:5478

約数の個数: 48

約数和(自身を含む): 63950880

約数和(自身を除く): 37092100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 5437, 10874, 21748, 27185, 54370, 70681, 103303, 108740, 141362, 206606, 282724, 353405, 413212, 516515, 706810, 1033030, 1342939, 1413620, 2066060, 2685878, 5371756, 6714695, 13429390, 26858780]

約数ペア:

[(1, 26858780), (2, 13429390), (4, 6714695), (5, 5371756), (10, 2685878), (13, 2066060), (19, 1413620), (20, 1342939), (26, 1033030), (38, 706810), (52, 516515), (65, 413212), (76, 353405), (95, 282724), (130, 206606), (190, 141362), (247, 108740), (260, 103303), (380, 70681), (494, 54370), (988, 27185), (1235, 21748), (2470, 10874), (4940, 5437)]