220175984

素因数分解:

$2^4\times 7^1\times {\mathrm{353}}^1\times {\mathrm{5569}}^1$

素因数の和:5937

約数の個数: 40

約数和(自身を含む): 489001440

約数和(自身を除く): 268825456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 353, 706, 1412, 2471, 2824, 4942, 5569, 5648, 9884, 11138, 19768, 22276, 38983, 39536, 44552, 77966, 89104, 155932, 311864, 623728, 1965857, 3931714, 7863428, 13760999, 15726856, 27521998, 31453712, 55043996, 110087992, 220175984]

約数ペア:

[(1, 220175984), (2, 110087992), (4, 55043996), (7, 31453712), (8, 27521998), (14, 15726856), (16, 13760999), (28, 7863428), (56, 3931714), (112, 1965857), (353, 623728), (706, 311864), (1412, 155932), (2471, 89104), (2824, 77966), (4942, 44552), (5569, 39536), (5648, 38983), (9884, 22276), (11138, 19768)]