2138320

素因数分解:

$2^4\times 5^1\times {\mathrm{26729}}^1$

素因数の和:26742

約数の個数: 20

約数和(自身を含む): 4971780

約数和(自身を除く): 2833460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26729, 53458, 106916, 133645, 213832, 267290, 427664, 534580, 1069160, 2138320]

約数ペア:

[(1, 2138320), (2, 1069160), (4, 534580), (5, 427664), (8, 267290), (10, 213832), (16, 133645), (20, 106916), (40, 53458), (80, 26729)]