220366384

素因数分解:

$2^4\times 7^1\times {\mathrm{499}}^1\times {\mathrm{3943}}^1$

素因数の和:4457

約数の個数: 40

約数和(自身を含む): 489056000

約数和(自身を除く): 268689616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 499, 998, 1996, 3493, 3943, 3992, 6986, 7886, 7984, 13972, 15772, 27601, 27944, 31544, 55202, 55888, 63088, 110404, 220808, 441616, 1967557, 3935114, 7870228, 13772899, 15740456, 27545798, 31480912, 55091596, 110183192, 220366384]

約数ペア:

[(1, 220366384), (2, 110183192), (4, 55091596), (7, 31480912), (8, 27545798), (14, 15740456), (16, 13772899), (28, 7870228), (56, 3935114), (112, 1967557), (499, 441616), (998, 220808), (1996, 110404), (3493, 63088), (3943, 55888), (3992, 55202), (6986, 31544), (7886, 27944), (7984, 27601), (13972, 15772)]