28486260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14387}}^1$

素因数の和:14413

約数の個数: 72

約数和(自身を含む): 94270176

約数和(自身を除く): 65783916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 14387, 28774, 43161, 57548, 71935, 86322, 129483, 143870, 158257, 172644, 215805, 258966, 287740, 316514, 431610, 474771, 517932, 633028, 647415, 791285, 863220, 949542, 1294830, 1424313, 1582570, 1899084, 2373855, 2589660, 2848626, 3165140, 4747710, 5697252, 7121565, 9495420, 14243130, 28486260]

約数ペア:

[(1, 28486260), (2, 14243130), (3, 9495420), (4, 7121565), (5, 5697252), (6, 4747710), (9, 3165140), (10, 2848626), (11, 2589660), (12, 2373855), (15, 1899084), (18, 1582570), (20, 1424313), (22, 1294830), (30, 949542), (33, 863220), (36, 791285), (44, 647415), (45, 633028), (55, 517932), (60, 474771), (66, 431610), (90, 316514), (99, 287740), (110, 258966), (132, 215805), (165, 172644), (180, 158257), (198, 143870), (220, 129483), (330, 86322), (396, 71935), (495, 57548), (660, 43161), (990, 28774), (1980, 14387)]