2019970525

素因数分解:

$5^2\times {\mathrm{10789}}^1\times {\mathrm{7489}}^1$

素因数の和:18288

約数の個数: 12

約数和(自身を含む): 2505330100

約数和(自身を除く): 485359575

約数列:

[1, 5, 25, 7489, 10789, 37445, 53945, 187225, 269725, 80798821, 403994105, 2019970525]

約数ペア:

[(1, 2019970525), (5, 403994105), (25, 80798821), (7489, 269725), (10789, 187225), (37445, 53945)]