23531440

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2749}}^1$

素因数の和:2869

約数の個数: 40

約数和(自身を含む): 55242000

約数和(自身を除く): 31710560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 2749, 4280, 5498, 8560, 10996, 13745, 21992, 27490, 43984, 54980, 109960, 219920, 294143, 588286, 1176572, 1470715, 2353144, 2941430, 4706288, 5882860, 11765720, 23531440]

約数ペア:

[(1, 23531440), (2, 11765720), (4, 5882860), (5, 4706288), (8, 2941430), (10, 2353144), (16, 1470715), (20, 1176572), (40, 588286), (80, 294143), (107, 219920), (214, 109960), (428, 54980), (535, 43984), (856, 27490), (1070, 21992), (1712, 13745), (2140, 10996), (2749, 8560), (4280, 5498)]