206388560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{368551}}^1$

素因数の和:368571

約数の個数: 40

約数和(自身を含む): 548405376

約数和(自身を除く): 342016816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 368551, 737102, 1474204, 1842755, 2579857, 2948408, 3685510, 5159714, 5896816, 7371020, 10319428, 12899285, 14742040, 20638856, 25798570, 29484080, 41277712, 51597140, 103194280, 206388560]

約数ペア:

[(1, 206388560), (2, 103194280), (4, 51597140), (5, 41277712), (7, 29484080), (8, 25798570), (10, 20638856), (14, 14742040), (16, 12899285), (20, 10319428), (28, 7371020), (35, 5896816), (40, 5159714), (56, 3685510), (70, 2948408), (80, 2579857), (112, 1842755), (140, 1474204), (280, 737102), (560, 368551)]