54454540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{388961}}^1$

素因数の和:388977

約数の個数: 24

約数和(自身を含む): 130691232

約数和(自身を除く): 76236692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 388961, 777922, 1555844, 1944805, 2722727, 3889610, 5445454, 7779220, 10890908, 13613635, 27227270, 54454540]

約数ペア:

[(1, 54454540), (2, 27227270), (4, 13613635), (5, 10890908), (7, 7779220), (10, 5445454), (14, 3889610), (20, 2722727), (28, 1944805), (35, 1555844), (70, 777922), (140, 388961)]