201674320

素因数分解:

$2^4\times 5^1\times {\mathrm{2520929}}^1$

素因数の和:2520942

約数の個数: 20

約数和(自身を含む): 468892980

約数和(自身を除く): 267218660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2520929, 5041858, 10083716, 12604645, 20167432, 25209290, 40334864, 50418580, 100837160, 201674320]

約数ペア:

[(1, 201674320), (2, 100837160), (4, 50418580), (5, 40334864), (8, 25209290), (10, 20167432), (16, 12604645), (20, 10083716), (40, 5041858), (80, 2520929)]