1628013560

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{380377}}^1$

素因数の和:380495

約数の個数: 32

約数和(自身を含む): 3697274160

約数和(自身を除く): 2069260600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 380377, 760754, 1521508, 1901885, 3043016, 3803770, 7607540, 15215080, 40700339, 81400678, 162801356, 203501695, 325602712, 407003390, 814006780, 1628013560]

約数ペア:

[(1, 1628013560), (2, 814006780), (4, 407003390), (5, 325602712), (8, 203501695), (10, 162801356), (20, 81400678), (40, 40700339), (107, 15215080), (214, 7607540), (428, 3803770), (535, 3043016), (856, 1901885), (1070, 1521508), (2140, 760754), (4280, 380377)]