20287410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4729}}^1$

素因数の和:4763

約数の個数: 64

約数和(自身を含む): 57214080

約数和(自身を除く): 36926670

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 4729, 9458, 14187, 23645, 28374, 47290, 52019, 61477, 70935, 104038, 122954, 141870, 156057, 184431, 260095, 307385, 312114, 368862, 520190, 614770, 676247, 780285, 922155, 1352494, 1560570, 1844310, 2028741, 3381235, 4057482, 6762470, 10143705, 20287410]

約数ペア:

[(1, 20287410), (2, 10143705), (3, 6762470), (5, 4057482), (6, 3381235), (10, 2028741), (11, 1844310), (13, 1560570), (15, 1352494), (22, 922155), (26, 780285), (30, 676247), (33, 614770), (39, 520190), (55, 368862), (65, 312114), (66, 307385), (78, 260095), (110, 184431), (130, 156057), (143, 141870), (165, 122954), (195, 104038), (286, 70935), (330, 61477), (390, 52019), (429, 47290), (715, 28374), (858, 23645), (1430, 14187), (2145, 9458), (4290, 4729)]