20072528

素因数分解:

$2^4\times 7^1\times {\mathrm{277}}^1\times {\mathrm{647}}^1$

素因数の和:939

約数の個数: 40

約数和(自身を含む): 44675712

約数和(自身を除く): 24603184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 277, 554, 647, 1108, 1294, 1939, 2216, 2588, 3878, 4432, 4529, 5176, 7756, 9058, 10352, 15512, 18116, 31024, 36232, 72464, 179219, 358438, 716876, 1254533, 1433752, 2509066, 2867504, 5018132, 10036264, 20072528]

約数ペア:

[(1, 20072528), (2, 10036264), (4, 5018132), (7, 2867504), (8, 2509066), (14, 1433752), (16, 1254533), (28, 716876), (56, 358438), (112, 179219), (277, 72464), (554, 36232), (647, 31024), (1108, 18116), (1294, 15512), (1939, 10352), (2216, 9058), (2588, 7756), (3878, 5176), (4432, 4529)]