27742880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1433}}^1$

素因数の和:1470

約数の個数: 72

約数和(自身を含む): 72092916

約数和(自身を除く): 44350036

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1433, 1760, 1936, 2420, 2866, 3872, 4840, 5732, 7165, 9680, 11464, 14330, 15763, 19360, 22928, 28660, 31526, 45856, 57320, 63052, 78815, 114640, 126104, 157630, 173393, 229280, 252208, 315260, 346786, 504416, 630520, 693572, 866965, 1261040, 1387144, 1733930, 2522080, 2774288, 3467860, 5548576, 6935720, 13871440, 27742880]

約数ペア:

[(1, 27742880), (2, 13871440), (4, 6935720), (5, 5548576), (8, 3467860), (10, 2774288), (11, 2522080), (16, 1733930), (20, 1387144), (22, 1261040), (32, 866965), (40, 693572), (44, 630520), (55, 504416), (80, 346786), (88, 315260), (110, 252208), (121, 229280), (160, 173393), (176, 157630), (220, 126104), (242, 114640), (352, 78815), (440, 63052), (484, 57320), (605, 45856), (880, 31526), (968, 28660), (1210, 22928), (1433, 19360), (1760, 15763), (1936, 14330), (2420, 11464), (2866, 9680), (3872, 7165), (4840, 5732)]