6720320

素因数分解:

$2^6\times 5^1\times {\mathrm{21001}}^1$

素因数の和:21018

約数の個数: 28

約数和(自身を含む): 16003524

約数和(自身を除く): 9283204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 21001, 42002, 84004, 105005, 168008, 210010, 336016, 420020, 672032, 840040, 1344064, 1680080, 3360160, 6720320]

約数ペア:

[(1, 6720320), (2, 3360160), (4, 1680080), (5, 1344064), (8, 840040), (10, 672032), (16, 420020), (20, 336016), (32, 210010), (40, 168008), (64, 105005), (80, 84004), (160, 42002), (320, 21001)]