12767720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{45599}}^1$

素因数の和:45617

約数の個数: 32

約数和(自身を含む): 32832000

約数和(自身を除く): 20064280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 45599, 91198, 182396, 227995, 319193, 364792, 455990, 638386, 911980, 1276772, 1595965, 1823960, 2553544, 3191930, 6383860, 12767720]

約数ペア:

[(1, 12767720), (2, 6383860), (4, 3191930), (5, 2553544), (7, 1823960), (8, 1595965), (10, 1276772), (14, 911980), (20, 638386), (28, 455990), (35, 364792), (40, 319193), (56, 227995), (70, 182396), (140, 91198), (280, 45599)]