19771140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{329519}}^1$

素因数の和:329531

約数の個数: 24

約数和(自身を含む): 55359360

約数和(自身を除く): 35588220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 329519, 659038, 988557, 1318076, 1647595, 1977114, 3295190, 3954228, 4942785, 6590380, 9885570, 19771140]

約数ペア:

[(1, 19771140), (2, 9885570), (3, 6590380), (4, 4942785), (5, 3954228), (6, 3295190), (10, 1977114), (12, 1647595), (15, 1318076), (20, 988557), (30, 659038), (60, 329519)]