12805130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7577}}^1$

素因数の和:7610

約数の個数: 24

約数和(自身を含む): 24961932

約数和(自身を除く): 12156802

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 7577, 15154, 37885, 75770, 98501, 197002, 492505, 985010, 1280513, 2561026, 6402565, 12805130]

約数ペア:

[(1, 12805130), (2, 6402565), (5, 2561026), (10, 1280513), (13, 985010), (26, 492505), (65, 197002), (130, 98501), (169, 75770), (338, 37885), (845, 15154), (1690, 7577)]