479920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{857}}^1$

素因数の和:877

約数の個数: 40

約数和(自身を含む): 1276704

約数和(自身を除く): 796784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 857, 1714, 3428, 4285, 5999, 6856, 8570, 11998, 13712, 17140, 23996, 29995, 34280, 47992, 59990, 68560, 95984, 119980, 239960, 479920]

約数ペア:

[(1, 479920), (2, 239960), (4, 119980), (5, 95984), (7, 68560), (8, 59990), (10, 47992), (14, 34280), (16, 29995), (20, 23996), (28, 17140), (35, 13712), (40, 11998), (56, 8570), (70, 6856), (80, 5999), (112, 4285), (140, 3428), (280, 1714), (560, 857)]