13612880

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:923

約数の個数: 40

約数和(自身を含む): 31819392

約数和(自身を除く): 18206512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 647, 1052, 1294, 1315, 2104, 2588, 2630, 3235, 4208, 5176, 5260, 6470, 10352, 10520, 12940, 21040, 25880, 51760, 170161, 340322, 680644, 850805, 1361288, 1701610, 2722576, 3403220, 6806440, 13612880]

約数ペア:

[(1, 13612880), (2, 6806440), (4, 3403220), (5, 2722576), (8, 1701610), (10, 1361288), (16, 850805), (20, 680644), (40, 340322), (80, 170161), (263, 51760), (526, 25880), (647, 21040), (1052, 12940), (1294, 10520), (1315, 10352), (2104, 6470), (2588, 5260), (2630, 5176), (3235, 4208)]