30820384

素因数分解:

$2^5\times 7^1\times {\mathrm{223}}^1\times {\mathrm{617}}^1$

素因数の和:857

約数の個数: 48

約数和(自身を含む): 69769728

約数和(自身を除く): 38949344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 223, 224, 446, 617, 892, 1234, 1561, 1784, 2468, 3122, 3568, 4319, 4936, 6244, 7136, 8638, 9872, 12488, 17276, 19744, 24976, 34552, 49952, 69104, 137591, 138208, 275182, 550364, 963137, 1100728, 1926274, 2201456, 3852548, 4402912, 7705096, 15410192, 30820384]

約数ペア:

[(1, 30820384), (2, 15410192), (4, 7705096), (7, 4402912), (8, 3852548), (14, 2201456), (16, 1926274), (28, 1100728), (32, 963137), (56, 550364), (112, 275182), (223, 138208), (224, 137591), (446, 69104), (617, 49952), (892, 34552), (1234, 24976), (1561, 19744), (1784, 17276), (2468, 12488), (3122, 9872), (3568, 8638), (4319, 7136), (4936, 6244)]