280178164

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{345047}}^1$

素因数の和:345087

約数の個数: 24

約数和(自身を含む): 579680640

約数和(自身を除く): 299502476

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 345047, 690094, 1380188, 2415329, 4830658, 9661316, 10006363, 20012726, 40025452, 70044541, 140089082, 280178164]

約数ペア:

[(1, 280178164), (2, 140089082), (4, 70044541), (7, 40025452), (14, 20012726), (28, 10006363), (29, 9661316), (58, 4830658), (116, 2415329), (203, 1380188), (406, 690094), (812, 345047)]