857732810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{15881}}^1$

素因数の和:16390

約数の個数: 32

約数和(自身を含む): 1687811904

約数和(自身を除く): 830079094

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 491, 982, 2455, 4910, 5401, 10802, 15881, 27005, 31762, 54010, 79405, 158810, 174691, 349382, 873455, 1746910, 7797571, 15595142, 38987855, 77975710, 85773281, 171546562, 428866405, 857732810]

約数ペア:

[(1, 857732810), (2, 428866405), (5, 171546562), (10, 85773281), (11, 77975710), (22, 38987855), (55, 15595142), (110, 7797571), (491, 1746910), (982, 873455), (2455, 349382), (4910, 174691), (5401, 158810), (10802, 79405), (15881, 54010), (27005, 31762)]