13306960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4057}}^1$

素因数の和:4111

約数の個数: 40

約数和(自身を含む): 31701096

約数和(自身を除く): 18394136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4057, 8114, 16228, 20285, 32456, 40570, 64912, 81140, 162280, 166337, 324560, 332674, 665348, 831685, 1330696, 1663370, 2661392, 3326740, 6653480, 13306960]

約数ペア:

[(1, 13306960), (2, 6653480), (4, 3326740), (5, 2661392), (8, 1663370), (10, 1330696), (16, 831685), (20, 665348), (40, 332674), (41, 324560), (80, 166337), (82, 162280), (164, 81140), (205, 64912), (328, 40570), (410, 32456), (656, 20285), (820, 16228), (1640, 8114), (3280, 4057)]