22811440

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{911}}^1$

素因数の和:1237

約数の個数: 40

約数和(自身を含む): 53264448

約数和(自身を除く): 30453008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 911, 1252, 1565, 1822, 2504, 3130, 3644, 4555, 5008, 6260, 7288, 9110, 12520, 14576, 18220, 25040, 36440, 72880, 285143, 570286, 1140572, 1425715, 2281144, 2851430, 4562288, 5702860, 11405720, 22811440]

約数ペア:

[(1, 22811440), (2, 11405720), (4, 5702860), (5, 4562288), (8, 2851430), (10, 2281144), (16, 1425715), (20, 1140572), (40, 570286), (80, 285143), (313, 72880), (626, 36440), (911, 25040), (1252, 18220), (1565, 14576), (1822, 12520), (2504, 9110), (3130, 7288), (3644, 6260), (4555, 5008)]