2645120

素因数分解:

$2^7\times 5^1\times {\mathrm{4133}}^1$

素因数の和:4152

約数の個数: 32

約数和(自身を含む): 6325020

約数和(自身を除く): 3679900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4133, 8266, 16532, 20665, 33064, 41330, 66128, 82660, 132256, 165320, 264512, 330640, 529024, 661280, 1322560, 2645120]

約数ペア:

[(1, 2645120), (2, 1322560), (4, 661280), (5, 529024), (8, 330640), (10, 264512), (16, 165320), (20, 132256), (32, 82660), (40, 66128), (64, 41330), (80, 33064), (128, 20665), (160, 16532), (320, 8266), (640, 4133)]