315426440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1126523}}^1$

素因数の和:1126541

約数の個数: 32

約数和(自身を含む): 811097280

約数和(自身を除く): 495670840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1126523, 2253046, 4506092, 5632615, 7885661, 9012184, 11265230, 15771322, 22530460, 31542644, 39428305, 45060920, 63085288, 78856610, 157713220, 315426440]

約数ペア:

[(1, 315426440), (2, 157713220), (4, 78856610), (5, 63085288), (7, 45060920), (8, 39428305), (10, 31542644), (14, 22530460), (20, 15771322), (28, 11265230), (35, 9012184), (40, 7885661), (56, 5632615), (70, 4506092), (140, 2253046), (280, 1126523)]