12746440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{45523}}^1$

素因数の和:45541

約数の個数: 32

約数和(自身を含む): 32777280

約数和(自身を除く): 20030840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 45523, 91046, 182092, 227615, 318661, 364184, 455230, 637322, 910460, 1274644, 1593305, 1820920, 2549288, 3186610, 6373220, 12746440]

約数ペア:

[(1, 12746440), (2, 6373220), (4, 3186610), (5, 2549288), (7, 1820920), (8, 1593305), (10, 1274644), (14, 910460), (20, 637322), (28, 455230), (35, 364184), (40, 318661), (56, 227615), (70, 182092), (140, 91046), (280, 45523)]