31839920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{56857}}^1$

素因数の和:56877

約数の個数: 40

約数和(自身を含む): 84604704

約数和(自身を除く): 52764784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 56857, 113714, 227428, 284285, 397999, 454856, 568570, 795998, 909712, 1137140, 1591996, 1989995, 2274280, 3183992, 3979990, 4548560, 6367984, 7959980, 15919960, 31839920]

約数ペア:

[(1, 31839920), (2, 15919960), (4, 7959980), (5, 6367984), (7, 4548560), (8, 3979990), (10, 3183992), (14, 2274280), (16, 1989995), (20, 1591996), (28, 1137140), (35, 909712), (40, 795998), (56, 568570), (70, 454856), (80, 397999), (112, 284285), (140, 227428), (280, 113714), (560, 56857)]