2009281320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5581337}}^1$

素因数の和:5581354

約数の個数: 48

約数和(自身を含む): 6530165460

約数和(自身を除く): 4520884140

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5581337, 11162674, 16744011, 22325348, 27906685, 33488022, 44650696, 50232033, 55813370, 66976044, 83720055, 100464066, 111626740, 133952088, 167440110, 200928132, 223253480, 251160165, 334880220, 401856264, 502320330, 669760440, 1004640660, 2009281320]

約数ペア:

[(1, 2009281320), (2, 1004640660), (3, 669760440), (4, 502320330), (5, 401856264), (6, 334880220), (8, 251160165), (9, 223253480), (10, 200928132), (12, 167440110), (15, 133952088), (18, 111626740), (20, 100464066), (24, 83720055), (30, 66976044), (36, 55813370), (40, 50232033), (45, 44650696), (60, 33488022), (72, 27906685), (90, 22325348), (120, 16744011), (180, 11162674), (360, 5581337)]