206152520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{736259}}^1$

素因数の和:736277

約数の個数: 32

約数和(自身を含む): 530107200

約数和(自身を除く): 323954680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 736259, 1472518, 2945036, 3681295, 5153813, 5890072, 7362590, 10307626, 14725180, 20615252, 25769065, 29450360, 41230504, 51538130, 103076260, 206152520]

約数ペア:

[(1, 206152520), (2, 103076260), (4, 51538130), (5, 41230504), (7, 29450360), (8, 25769065), (10, 20615252), (14, 14725180), (20, 10307626), (28, 7362590), (35, 5890072), (40, 5153813), (56, 3681295), (70, 2945036), (140, 1472518), (280, 736259)]