68411140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{488651}}^1$

素因数の和:488667

約数の個数: 24

約数和(自身を含む): 164187072

約数和(自身を除く): 95775932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 488651, 977302, 1954604, 2443255, 3420557, 4886510, 6841114, 9773020, 13682228, 17102785, 34205570, 68411140]

約数ペア:

[(1, 68411140), (2, 34205570), (4, 17102785), (5, 13682228), (7, 9773020), (10, 6841114), (14, 4886510), (20, 3420557), (28, 2443255), (35, 1954604), (70, 977302), (140, 488651)]