889236020

素因数分解:

$2^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{81283}}^1$

素因数の和:81839

約数の個数: 24

約数和(自身を含む): 1870832544

約数和(自身を除く): 981596524

約数列:

[1, 2, 4, 5, 10, 20, 547, 1094, 2188, 2735, 5470, 10940, 81283, 162566, 325132, 406415, 812830, 1625660, 44461801, 88923602, 177847204, 222309005, 444618010, 889236020]

約数ペア:

[(1, 889236020), (2, 444618010), (4, 222309005), (5, 177847204), (10, 88923602), (20, 44461801), (547, 1625660), (1094, 812830), (2188, 406415), (2735, 325132), (5470, 162566), (10940, 81283)]