28442709080

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1299941}}^1$

素因数の和:1300499

約数の個数: 32

約数和(自身を含む): 64113139440

約数和(自身を除く): 35670430360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 1094, 2188, 2735, 4376, 5470, 10940, 21880, 1299941, 2599882, 5199764, 6499705, 10399528, 12999410, 25998820, 51997640, 711067727, 1422135454, 2844270908, 3555338635, 5688541816, 7110677270, 14221354540, 28442709080]

約数ペア:

[(1, 28442709080), (2, 14221354540), (4, 7110677270), (5, 5688541816), (8, 3555338635), (10, 2844270908), (20, 1422135454), (40, 711067727), (547, 51997640), (1094, 25998820), (2188, 12999410), (2735, 10399528), (4376, 6499705), (5470, 5199764), (10940, 2599882), (21880, 1299941)]