91272080

素因数分解:

$2^4\times 5^1\times {\mathrm{1140901}}^1$

素因数の和:1140914

約数の個数: 20

約数和(自身を含む): 212207772

約数和(自身を除く): 120935692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1140901, 2281802, 4563604, 5704505, 9127208, 11409010, 18254416, 22818020, 45636040, 91272080]

約数ペア:

[(1, 91272080), (2, 45636040), (4, 22818020), (5, 18254416), (8, 11409010), (10, 9127208), (16, 5704505), (20, 4563604), (40, 2281802), (80, 1140901)]