2640970

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3343}}^1$

素因数の和:3429

約数の個数: 16

約数和(自身を含む): 4815360

約数和(自身を除く): 2174390

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 3343, 6686, 16715, 33430, 264097, 528194, 1320485, 2640970]

約数ペア:

[(1, 2640970), (2, 1320485), (5, 528194), (10, 264097), (79, 33430), (158, 16715), (395, 6686), (790, 3343)]