55109720

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4903}}^1$

素因数の和:5195

約数の個数: 32

約数和(自身を含む): 124463520

約数和(自身を除く): 69353800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 4903, 5620, 9806, 11240, 19612, 24515, 39224, 49030, 98060, 196120, 1377743, 2755486, 5510972, 6888715, 11021944, 13777430, 27554860, 55109720]

約数ペア:

[(1, 55109720), (2, 27554860), (4, 13777430), (5, 11021944), (8, 6888715), (10, 5510972), (20, 2755486), (40, 1377743), (281, 196120), (562, 98060), (1124, 49030), (1405, 39224), (2248, 24515), (2810, 19612), (4903, 11240), (5620, 9806)]