26989820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9437}}^1$

素因数の和:9470

約数の個数: 48

約数和(自身を含む): 66594528

約数和(自身を除く): 39604708

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 9437, 18874, 37748, 47185, 94370, 103807, 122681, 188740, 207614, 245362, 415228, 490724, 519035, 613405, 1038070, 1226810, 1349491, 2076140, 2453620, 2698982, 5397964, 6747455, 13494910, 26989820]

約数ペア:

[(1, 26989820), (2, 13494910), (4, 6747455), (5, 5397964), (10, 2698982), (11, 2453620), (13, 2076140), (20, 1349491), (22, 1226810), (26, 1038070), (44, 613405), (52, 519035), (55, 490724), (65, 415228), (110, 245362), (130, 207614), (143, 188740), (220, 122681), (260, 103807), (286, 94370), (572, 47185), (715, 37748), (1430, 18874), (2860, 9437)]