89812420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{154849}}^1$

素因数の和:154887

約数の個数: 24

約数和(自身を含む): 195111000

約数和(自身を除く): 105298580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 154849, 309698, 619396, 774245, 1548490, 3096980, 4490621, 8981242, 17962484, 22453105, 44906210, 89812420]

約数ペア:

[(1, 89812420), (2, 44906210), (4, 22453105), (5, 17962484), (10, 8981242), (20, 4490621), (29, 3096980), (58, 1548490), (116, 774245), (145, 619396), (290, 309698), (580, 154849)]