30281290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2137}}^1$

素因数の和:2266

約数の個数: 32

約数和(自身を含む): 59265360

約数和(自身を除く): 28984070

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1417, 2137, 2834, 4274, 7085, 10685, 14170, 21370, 27781, 55562, 138905, 232933, 277810, 465866, 1164665, 2329330, 3028129, 6056258, 15140645, 30281290]

約数ペア:

[(1, 30281290), (2, 15140645), (5, 6056258), (10, 3028129), (13, 2329330), (26, 1164665), (65, 465866), (109, 277810), (130, 232933), (218, 138905), (545, 55562), (1090, 27781), (1417, 21370), (2137, 14170), (2834, 10685), (4274, 7085)]