71156260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{508259}}^1$

素因数の和:508275

約数の個数: 24

約数和(自身を含む): 170775360

約数和(自身を除く): 99619100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 508259, 1016518, 2033036, 2541295, 3557813, 5082590, 7115626, 10165180, 14231252, 17789065, 35578130, 71156260]

約数ペア:

[(1, 71156260), (2, 35578130), (4, 17789065), (5, 14231252), (7, 10165180), (10, 7115626), (14, 5082590), (20, 3557813), (28, 2541295), (35, 2033036), (70, 1016518), (140, 508259)]