69641320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{248719}}^1$

素因数の和:248737

約数の個数: 32

約数和(自身を含む): 179078400

約数和(自身を除く): 109437080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 248719, 497438, 994876, 1243595, 1741033, 1989752, 2487190, 3482066, 4974380, 6964132, 8705165, 9948760, 13928264, 17410330, 34820660, 69641320]

約数ペア:

[(1, 69641320), (2, 34820660), (4, 17410330), (5, 13928264), (7, 9948760), (8, 8705165), (10, 6964132), (14, 4974380), (20, 3482066), (28, 2487190), (35, 1989752), (40, 1741033), (56, 1243595), (70, 994876), (140, 497438), (280, 248719)]