4290680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1601}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 9804240

約数和(自身を除く): 5513560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 1601, 2680, 3202, 6404, 8005, 12808, 16010, 32020, 64040, 107267, 214534, 429068, 536335, 858136, 1072670, 2145340, 4290680]

約数ペア:

[(1, 4290680), (2, 2145340), (4, 1072670), (5, 858136), (8, 536335), (10, 429068), (20, 214534), (40, 107267), (67, 64040), (134, 32020), (268, 16010), (335, 12808), (536, 8005), (670, 6404), (1340, 3202), (1601, 2680)]