7131320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{25469}}^1$

素因数の和:25487

約数の個数: 32

約数和(自身を含む): 18338400

約数和(自身を除く): 11207080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 25469, 50938, 101876, 127345, 178283, 203752, 254690, 356566, 509380, 713132, 891415, 1018760, 1426264, 1782830, 3565660, 7131320]

約数ペア:

[(1, 7131320), (2, 3565660), (4, 1782830), (5, 1426264), (7, 1018760), (8, 891415), (10, 713132), (14, 509380), (20, 356566), (28, 254690), (35, 203752), (40, 178283), (56, 127345), (70, 101876), (140, 50938), (280, 25469)]