20120877260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4813607}}^1$

素因数の和:4813646

約数の個数: 48

約数和(自身を含む): 48521168640

約数和(自身を除く): 28400291380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 4813607, 9627214, 19254428, 24068035, 48136070, 52949677, 91458533, 96272140, 105899354, 182917066, 211798708, 264748385, 365834132, 457292665, 529496770, 914585330, 1006043863, 1058993540, 1829170660, 2012087726, 4024175452, 5030219315, 10060438630, 20120877260]

約数ペア:

[(1, 20120877260), (2, 10060438630), (4, 5030219315), (5, 4024175452), (10, 2012087726), (11, 1829170660), (19, 1058993540), (20, 1006043863), (22, 914585330), (38, 529496770), (44, 457292665), (55, 365834132), (76, 264748385), (95, 211798708), (110, 182917066), (190, 105899354), (209, 96272140), (220, 91458533), (380, 52949677), (418, 48136070), (836, 24068035), (1045, 19254428), (2090, 9627214), (4180, 4813607)]