280054768

素因数分解:

$2^4\times 7^1\times {\mathrm{499}}^1\times {\mathrm{5011}}^1$

素因数の和:5525

約数の個数: 40

約数和(自身を含む): 621488000

約数和(自身を除く): 341433232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 499, 998, 1996, 3493, 3992, 5011, 6986, 7984, 10022, 13972, 20044, 27944, 35077, 40088, 55888, 70154, 80176, 140308, 280616, 561232, 2500489, 5000978, 10001956, 17503423, 20003912, 35006846, 40007824, 70013692, 140027384, 280054768]

約数ペア:

[(1, 280054768), (2, 140027384), (4, 70013692), (7, 40007824), (8, 35006846), (14, 20003912), (16, 17503423), (28, 10001956), (56, 5000978), (112, 2500489), (499, 561232), (998, 280616), (1996, 140308), (3493, 80176), (3992, 70154), (5011, 55888), (6986, 40088), (7984, 35077), (10022, 27944), (13972, 20044)]