1254320

素因数分解:

$2^4\times 5^1\times {\mathrm{15679}}^1$

素因数の和:15692

約数の個数: 20

約数和(自身を含む): 2916480

約数和(自身を除く): 1662160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 15679, 31358, 62716, 78395, 125432, 156790, 250864, 313580, 627160, 1254320]

約数ペア:

[(1, 1254320), (2, 627160), (4, 313580), (5, 250864), (8, 156790), (10, 125432), (16, 78395), (20, 62716), (40, 31358), (80, 15679)]