53140040

素因数分解:

$2^3\times 5^1\times {\mathrm{1328501}}^1$

素因数の和:1328512

約数の個数: 16

約数和(自身を含む): 119565180

約数和(自身を除く): 66425140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1328501, 2657002, 5314004, 6642505, 10628008, 13285010, 26570020, 53140040]

約数ペア:

[(1, 53140040), (2, 26570020), (4, 13285010), (5, 10628008), (8, 6642505), (10, 5314004), (20, 2657002), (40, 1328501)]