28090700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{25537}}^1$

素因数の和:25562

約数の個数: 36

約数和(自身を含む): 66500952

約数和(自身を除く): 38410252

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 25537, 51074, 102148, 127685, 255370, 280907, 510740, 561814, 638425, 1123628, 1276850, 1404535, 2553700, 2809070, 5618140, 7022675, 14045350, 28090700]

約数ペア:

[(1, 28090700), (2, 14045350), (4, 7022675), (5, 5618140), (10, 2809070), (11, 2553700), (20, 1404535), (22, 1276850), (25, 1123628), (44, 638425), (50, 561814), (55, 510740), (100, 280907), (110, 255370), (220, 127685), (275, 102148), (550, 51074), (1100, 25537)]