12799600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2909}}^1$

素因数の和:2938

約数の個数: 60

約数和(自身を含む): 33558120

約数和(自身を除く): 20758520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 2909, 4400, 5818, 11636, 14545, 23272, 29090, 31999, 46544, 58180, 63998, 72725, 116360, 127996, 145450, 159995, 232720, 255992, 290900, 319990, 511984, 581800, 639980, 799975, 1163600, 1279960, 1599950, 2559920, 3199900, 6399800, 12799600]

約数ペア:

[(1, 12799600), (2, 6399800), (4, 3199900), (5, 2559920), (8, 1599950), (10, 1279960), (11, 1163600), (16, 799975), (20, 639980), (22, 581800), (25, 511984), (40, 319990), (44, 290900), (50, 255992), (55, 232720), (80, 159995), (88, 145450), (100, 127996), (110, 116360), (176, 72725), (200, 63998), (220, 58180), (275, 46544), (400, 31999), (440, 29090), (550, 23272), (880, 14545), (1100, 11636), (2200, 5818), (2909, 4400)]