259059920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{462607}}^1$

素因数の和:462627

約数の個数: 40

約数和(自身を含む): 688360704

約数和(自身を除く): 429300784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 462607, 925214, 1850428, 2313035, 3238249, 3700856, 4626070, 6476498, 7401712, 9252140, 12952996, 16191245, 18504280, 25905992, 32382490, 37008560, 51811984, 64764980, 129529960, 259059920]

約数ペア:

[(1, 259059920), (2, 129529960), (4, 64764980), (5, 51811984), (7, 37008560), (8, 32382490), (10, 25905992), (14, 18504280), (16, 16191245), (20, 12952996), (28, 9252140), (35, 7401712), (40, 6476498), (56, 4626070), (70, 3700856), (80, 3238249), (112, 2313035), (140, 1850428), (280, 925214), (560, 462607)]