2054320

素因数分解:

$2^4\times 5^1\times {\mathrm{25679}}^1$

素因数の和:25692

約数の個数: 20

約数和(自身を含む): 4776480

約数和(自身を除く): 2722160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25679, 51358, 102716, 128395, 205432, 256790, 410864, 513580, 1027160, 2054320]

約数ペア:

[(1, 2054320), (2, 1027160), (4, 513580), (5, 410864), (8, 256790), (10, 205432), (16, 128395), (20, 102716), (40, 51358), (80, 25679)]