20159380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53051}}^1$

素因数の和:53079

約数の個数: 24

約数和(自身を含む): 44563680

約数和(自身を除く): 24404300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 53051, 106102, 212204, 265255, 530510, 1007969, 1061020, 2015938, 4031876, 5039845, 10079690, 20159380]

約数ペア:

[(1, 20159380), (2, 10079690), (4, 5039845), (5, 4031876), (10, 2015938), (19, 1061020), (20, 1007969), (38, 530510), (76, 265255), (95, 212204), (190, 106102), (380, 53051)]