74197340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{529981}}^1$

素因数の和:529997

約数の個数: 24

約数和(自身を含む): 178073952

約数和(自身を除く): 103876612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 529981, 1059962, 2119924, 2649905, 3709867, 5299810, 7419734, 10599620, 14839468, 18549335, 37098670, 74197340]

約数ペア:

[(1, 74197340), (2, 37098670), (4, 18549335), (5, 14839468), (7, 10599620), (10, 7419734), (14, 5299810), (20, 3709867), (28, 2649905), (35, 2119924), (70, 1059962), (140, 529981)]