2816680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1051}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 6438240

約数和(自身を除く): 3621560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1051, 1340, 2102, 2680, 4204, 5255, 8408, 10510, 21020, 42040, 70417, 140834, 281668, 352085, 563336, 704170, 1408340, 2816680]

約数ペア:

[(1, 2816680), (2, 1408340), (4, 704170), (5, 563336), (8, 352085), (10, 281668), (20, 140834), (40, 70417), (67, 42040), (134, 21020), (268, 10510), (335, 8408), (536, 5255), (670, 4204), (1051, 2680), (1340, 2102)]