28022220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{51893}}^1$

素因数の和:51911

約数の個数: 48

約数和(自身を含む): 87181920

約数和(自身を除く): 59159700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 51893, 103786, 155679, 207572, 259465, 311358, 467037, 518930, 622716, 778395, 934074, 1037860, 1401111, 1556790, 1868148, 2335185, 2802222, 3113580, 4670370, 5604444, 7005555, 9340740, 14011110, 28022220]

約数ペア:

[(1, 28022220), (2, 14011110), (3, 9340740), (4, 7005555), (5, 5604444), (6, 4670370), (9, 3113580), (10, 2802222), (12, 2335185), (15, 1868148), (18, 1556790), (20, 1401111), (27, 1037860), (30, 934074), (36, 778395), (45, 622716), (54, 518930), (60, 467037), (90, 311358), (108, 259465), (135, 207572), (180, 155679), (270, 103786), (540, 51893)]