1239366940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{599}}^1\times {\mathrm{14779}}^1$

素因数の和:15394

約数の個数: 48

約数和(自身を含む): 2979648000

約数和(自身を除く): 1740281060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 599, 1198, 2396, 2995, 4193, 5990, 8386, 11980, 14779, 16772, 20965, 29558, 41930, 59116, 73895, 83860, 103453, 147790, 206906, 295580, 413812, 517265, 1034530, 2069060, 8852621, 17705242, 35410484, 44263105, 61968347, 88526210, 123936694, 177052420, 247873388, 309841735, 619683470, 1239366940]

約数ペア:

[(1, 1239366940), (2, 619683470), (4, 309841735), (5, 247873388), (7, 177052420), (10, 123936694), (14, 88526210), (20, 61968347), (28, 44263105), (35, 35410484), (70, 17705242), (140, 8852621), (599, 2069060), (1198, 1034530), (2396, 517265), (2995, 413812), (4193, 295580), (5990, 206906), (8386, 147790), (11980, 103453), (14779, 83860), (16772, 73895), (20965, 59116), (29558, 41930)]