194428220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1388773}}^1$

素因数の和:1388789

約数の個数: 24

約数和(自身を含む): 466628064

約数和(自身を除く): 272199844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1388773, 2777546, 5555092, 6943865, 9721411, 13887730, 19442822, 27775460, 38885644, 48607055, 97214110, 194428220]

約数ペア:

[(1, 194428220), (2, 97214110), (4, 48607055), (5, 38885644), (7, 27775460), (10, 19442822), (14, 13887730), (20, 9721411), (28, 6943865), (35, 5555092), (70, 2777546), (140, 1388773)]