1881320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{6719}}^1$

素因数の和:6737

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 2957080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 6719, 13438, 26876, 33595, 47033, 53752, 67190, 94066, 134380, 188132, 235165, 268760, 376264, 470330, 940660, 1881320]

約数ペア:

[(1, 1881320), (2, 940660), (4, 470330), (5, 376264), (7, 268760), (8, 235165), (10, 188132), (14, 134380), (20, 94066), (28, 67190), (35, 53752), (40, 47033), (56, 33595), (70, 26876), (140, 13438), (280, 6719)]