13655680

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1161

約数の個数: 64

約数和(自身を含む): 34394400

約数和(自身を除く): 20738720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1123, 1216, 1520, 2246, 2432, 3040, 4492, 5615, 6080, 8984, 11230, 12160, 17968, 21337, 22460, 35936, 42674, 44920, 71872, 85348, 89840, 106685, 143744, 170696, 179680, 213370, 341392, 359360, 426740, 682784, 718720, 853480, 1365568, 1706960, 2731136, 3413920, 6827840, 13655680]

約数ペア:

[(1, 13655680), (2, 6827840), (4, 3413920), (5, 2731136), (8, 1706960), (10, 1365568), (16, 853480), (19, 718720), (20, 682784), (32, 426740), (38, 359360), (40, 341392), (64, 213370), (76, 179680), (80, 170696), (95, 143744), (128, 106685), (152, 89840), (160, 85348), (190, 71872), (304, 44920), (320, 42674), (380, 35936), (608, 22460), (640, 21337), (760, 17968), (1123, 12160), (1216, 11230), (1520, 8984), (2246, 6080), (2432, 5615), (3040, 4492)]