2681260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1697}}^1$

素因数の和:1785

約数の個数: 24

約数和(自身を含む): 5705280

約数和(自身を除く): 3024020

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 1697, 3394, 6788, 8485, 16970, 33940, 134063, 268126, 536252, 670315, 1340630, 2681260]

約数ペア:

[(1, 2681260), (2, 1340630), (4, 670315), (5, 536252), (10, 268126), (20, 134063), (79, 33940), (158, 16970), (316, 8485), (395, 6788), (790, 3394), (1580, 1697)]