515464880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{920473}}^1$

素因数の和:920493

約数の個数: 40

約数和(自身を含む): 1369665312

約数和(自身を除く): 854200432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 920473, 1840946, 3681892, 4602365, 6443311, 7363784, 9204730, 12886622, 14727568, 18409460, 25773244, 32216555, 36818920, 51546488, 64433110, 73637840, 103092976, 128866220, 257732440, 515464880]

約数ペア:

[(1, 515464880), (2, 257732440), (4, 128866220), (5, 103092976), (7, 73637840), (8, 64433110), (10, 51546488), (14, 36818920), (16, 32216555), (20, 25773244), (28, 18409460), (35, 14727568), (40, 12886622), (56, 9204730), (70, 7363784), (80, 6443311), (112, 4602365), (140, 3681892), (280, 1840946), (560, 920473)]