201278780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{529681}}^1$

素因数の和:529709

約数の個数: 24

約数和(自身を含む): 444932880

約数和(自身を除く): 243654100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 529681, 1059362, 2118724, 2648405, 5296810, 10063939, 10593620, 20127878, 40255756, 50319695, 100639390, 201278780]

約数ペア:

[(1, 201278780), (2, 100639390), (4, 50319695), (5, 40255756), (10, 20127878), (19, 10593620), (20, 10063939), (38, 5296810), (76, 2648405), (95, 2118724), (190, 1059362), (380, 529681)]