12455880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4513}}^1$

素因数の和:4550

約数の個数: 64

約数和(自身を含む): 39000960

約数和(自身を除く): 26545080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 4513, 9026, 13539, 18052, 22565, 27078, 36104, 45130, 54156, 67695, 90260, 103799, 108312, 135390, 180520, 207598, 270780, 311397, 415196, 518995, 541560, 622794, 830392, 1037990, 1245588, 1556985, 2075980, 2491176, 3113970, 4151960, 6227940, 12455880]

約数ペア:

[(1, 12455880), (2, 6227940), (3, 4151960), (4, 3113970), (5, 2491176), (6, 2075980), (8, 1556985), (10, 1245588), (12, 1037990), (15, 830392), (20, 622794), (23, 541560), (24, 518995), (30, 415196), (40, 311397), (46, 270780), (60, 207598), (69, 180520), (92, 135390), (115, 108312), (120, 103799), (138, 90260), (184, 67695), (230, 54156), (276, 45130), (345, 36104), (460, 27078), (552, 22565), (690, 18052), (920, 13539), (1380, 9026), (2760, 4513)]