84942740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{1069}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 186051600

約数和(自身を除く): 101108860

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 137, 145, 274, 290, 548, 580, 685, 1069, 1370, 2138, 2740, 3973, 4276, 5345, 7946, 10690, 15892, 19865, 21380, 31001, 39730, 62002, 79460, 124004, 146453, 155005, 292906, 310010, 585812, 620020, 732265, 1464530, 2929060, 4247137, 8494274, 16988548, 21235685, 42471370, 84942740]

約数ペア:

[(1, 84942740), (2, 42471370), (4, 21235685), (5, 16988548), (10, 8494274), (20, 4247137), (29, 2929060), (58, 1464530), (116, 732265), (137, 620020), (145, 585812), (274, 310010), (290, 292906), (548, 155005), (580, 146453), (685, 124004), (1069, 79460), (1370, 62002), (2138, 39730), (2740, 31001), (3973, 21380), (4276, 19865), (5345, 15892), (7946, 10690)]