27648280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2027}}^1$

素因数の和:2080

約数の個数: 64

約数和(自身を含む): 70087680

約数和(自身を除く): 42439400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2027, 2728, 3410, 4054, 6820, 8108, 10135, 13640, 16216, 20270, 22297, 40540, 44594, 62837, 81080, 89188, 111485, 125674, 178376, 222970, 251348, 314185, 445940, 502696, 628370, 691207, 891880, 1256740, 1382414, 2513480, 2764828, 3456035, 5529656, 6912070, 13824140, 27648280]

約数ペア:

[(1, 27648280), (2, 13824140), (4, 6912070), (5, 5529656), (8, 3456035), (10, 2764828), (11, 2513480), (20, 1382414), (22, 1256740), (31, 891880), (40, 691207), (44, 628370), (55, 502696), (62, 445940), (88, 314185), (110, 251348), (124, 222970), (155, 178376), (220, 125674), (248, 111485), (310, 89188), (341, 81080), (440, 62837), (620, 44594), (682, 40540), (1240, 22297), (1364, 20270), (1705, 16216), (2027, 13640), (2728, 10135), (3410, 8108), (4054, 6820)]