1809340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6959}}^1$

素因数の和:6981

約数の個数: 24

約数和(自身を含む): 4092480

約数和(自身を除く): 2283140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 6959, 13918, 27836, 34795, 69590, 90467, 139180, 180934, 361868, 452335, 904670, 1809340]

約数ペア:

[(1, 1809340), (2, 904670), (4, 452335), (5, 361868), (10, 180934), (13, 139180), (20, 90467), (26, 69590), (52, 34795), (65, 27836), (130, 13918), (260, 6959)]