210823340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{115837}}^1$

素因数の和:115866

約数の個数: 48

約数和(自身を含む): 544901952

約数和(自身を除く): 334078612

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 115837, 231674, 463348, 579185, 810859, 1158370, 1505881, 1621718, 2316740, 3011762, 3243436, 4054295, 6023524, 7529405, 8108590, 10541167, 15058810, 16217180, 21082334, 30117620, 42164668, 52705835, 105411670, 210823340]

約数ペア:

[(1, 210823340), (2, 105411670), (4, 52705835), (5, 42164668), (7, 30117620), (10, 21082334), (13, 16217180), (14, 15058810), (20, 10541167), (26, 8108590), (28, 7529405), (35, 6023524), (52, 4054295), (65, 3243436), (70, 3011762), (91, 2316740), (130, 1621718), (140, 1505881), (182, 1158370), (260, 810859), (364, 579185), (455, 463348), (910, 231674), (1820, 115837)]