31473260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17293}}^1$

素因数の和:17322

約数の個数: 48

約数和(自身を含む): 81350976

約数和(自身を除く): 49877716

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, 17293, 34586, 69172, 86465, 121051, 172930, 224809, 242102, 345860, 449618, 484204, 605255, 899236, 1124045, 1210510, 1573663, 2248090, 2421020, 3147326, 4496180, 6294652, 7868315, 15736630, 31473260]

約数ペア:

[(1, 31473260), (2, 15736630), (4, 7868315), (5, 6294652), (7, 4496180), (10, 3147326), (13, 2421020), (14, 2248090), (20, 1573663), (26, 1210510), (28, 1124045), (35, 899236), (52, 605255), (65, 484204), (70, 449618), (91, 345860), (130, 242102), (140, 224809), (182, 172930), (260, 121051), (364, 86465), (455, 69172), (910, 34586), (1820, 17293)]