77764540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{555461}}^1$

素因数の和:555477

約数の個数: 24

約数和(自身を含む): 186635232

約数和(自身を除く): 108870692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 555461, 1110922, 2221844, 2777305, 3888227, 5554610, 7776454, 11109220, 15552908, 19441135, 38882270, 77764540]

約数ペア:

[(1, 77764540), (2, 38882270), (4, 19441135), (5, 15552908), (7, 11109220), (10, 7776454), (14, 5554610), (20, 3888227), (28, 2777305), (35, 2221844), (70, 1110922), (140, 555461)]