2816176040

素因数分解:

$2^3\times 5^1\times {\mathrm{3323}}^1\times {\mathrm{21187}}^1$

素因数の和:24521

約数の個数: 32

約数和(自身を含む): 6338602080

約数和(自身を除く): 3522426040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3323, 6646, 13292, 16615, 21187, 26584, 33230, 42374, 66460, 84748, 105935, 132920, 169496, 211870, 423740, 847480, 70404401, 140808802, 281617604, 352022005, 563235208, 704044010, 1408088020, 2816176040]

約数ペア:

[(1, 2816176040), (2, 1408088020), (4, 704044010), (5, 563235208), (8, 352022005), (10, 281617604), (20, 140808802), (40, 70404401), (3323, 847480), (6646, 423740), (13292, 211870), (16615, 169496), (21187, 132920), (26584, 105935), (33230, 84748), (42374, 66460)]