10819820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 26544672

約数和(自身を除く): 15724852

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 263, 340, 374, 484, 526, 605, 748, 935, 1052, 1210, 1315, 1870, 2057, 2420, 2630, 2893, 3740, 4114, 4471, 5260, 5786, 8228, 8942, 10285, 11572, 14465, 17884, 20570, 22355, 28930, 31823, 41140, 44710, 49181, 57860, 63646, 89420, 98362, 127292, 159115, 196724, 245905, 318230, 491810, 540991, 636460, 983620, 1081982, 2163964, 2704955, 5409910, 10819820]

約数ペア:

[(1, 10819820), (2, 5409910), (4, 2704955), (5, 2163964), (10, 1081982), (11, 983620), (17, 636460), (20, 540991), (22, 491810), (34, 318230), (44, 245905), (55, 196724), (68, 159115), (85, 127292), (110, 98362), (121, 89420), (170, 63646), (187, 57860), (220, 49181), (242, 44710), (263, 41140), (340, 31823), (374, 28930), (484, 22355), (526, 20570), (605, 17884), (748, 14465), (935, 11572), (1052, 10285), (1210, 8942), (1315, 8228), (1870, 5786), (2057, 5260), (2420, 4471), (2630, 4114), (2893, 3740)]