320420054

素因数分解:

$2^1\times {\mathrm{431}}^1\times {\mathrm{503}}^1\times {\mathrm{739}}^1$

素因数の和:1675

約数の個数: 16

約数和(自身を含む): 483356160

約数和(自身を除く): 162936106

約数列:

[1, 2, 431, 503, 739, 862, 1006, 1478, 216793, 318509, 371717, 433586, 637018, 743434, 160210027, 320420054]

約数ペア:

[(1, 320420054), (2, 160210027), (431, 743434), (503, 637018), (739, 433586), (862, 371717), (1006, 318509), (1478, 216793)]