7990240

素因数分解:

$2^5\times 5^1\times {\mathrm{49939}}^1$

素因数の和:49954

約数の個数: 24

約数和(自身を含む): 18877320

約数和(自身を除く): 10887080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 49939, 99878, 199756, 249695, 399512, 499390, 799024, 998780, 1598048, 1997560, 3995120, 7990240]

約数ペア:

[(1, 7990240), (2, 3995120), (4, 1997560), (5, 1598048), (8, 998780), (10, 799024), (16, 499390), (20, 399512), (32, 249695), (40, 199756), (80, 99878), (160, 49939)]