314487920

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{5689}}^1$

素因数の和:6393

約数の個数: 40

約数和(自身を含む): 732371280

約数和(自身を除く): 417883360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1382, 2764, 3455, 5528, 5689, 6910, 11056, 11378, 13820, 22756, 27640, 28445, 45512, 55280, 56890, 91024, 113780, 227560, 455120, 3931099, 7862198, 15724396, 19655495, 31448792, 39310990, 62897584, 78621980, 157243960, 314487920]

約数ペア:

[(1, 314487920), (2, 157243960), (4, 78621980), (5, 62897584), (8, 39310990), (10, 31448792), (16, 19655495), (20, 15724396), (40, 7862198), (80, 3931099), (691, 455120), (1382, 227560), (2764, 113780), (3455, 91024), (5528, 56890), (5689, 55280), (6910, 45512), (11056, 28445), (11378, 27640), (13820, 22756)]