38818360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{138637}}^1$

素因数の和:138655

約数の個数: 32

約数和(自身を含む): 99819360

約数和(自身を除く): 61001000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 138637, 277274, 554548, 693185, 970459, 1109096, 1386370, 1940918, 2772740, 3881836, 4852295, 5545480, 7763672, 9704590, 19409180, 38818360]

約数ペア:

[(1, 38818360), (2, 19409180), (4, 9704590), (5, 7763672), (7, 5545480), (8, 4852295), (10, 3881836), (14, 2772740), (20, 1940918), (28, 1386370), (35, 1109096), (40, 970459), (56, 693185), (70, 554548), (140, 277274), (280, 138637)]