295779820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2112713}}^1$

素因数の和:2112729

約数の個数: 24

約数和(自身を含む): 709871904

約数和(自身を除く): 414092084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2112713, 4225426, 8450852, 10563565, 14788991, 21127130, 29577982, 42254260, 59155964, 73944955, 147889910, 295779820]

約数ペア:

[(1, 295779820), (2, 147889910), (4, 73944955), (5, 59155964), (7, 42254260), (10, 29577982), (14, 21127130), (20, 14788991), (28, 10563565), (35, 8450852), (70, 4225426), (140, 2112713)]