1277080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4561}}^1$

素因数の和:4579

約数の個数: 32

約数和(自身を含む): 3284640

約数和(自身を除く): 2007560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4561, 9122, 18244, 22805, 31927, 36488, 45610, 63854, 91220, 127708, 159635, 182440, 255416, 319270, 638540, 1277080]

約数ペア:

[(1, 1277080), (2, 638540), (4, 319270), (5, 255416), (7, 182440), (8, 159635), (10, 127708), (14, 91220), (20, 63854), (28, 45610), (35, 36488), (40, 31927), (56, 22805), (70, 18244), (140, 9122), (280, 4561)]