12493480

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{571}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 28211040

約数和(自身を除く): 15717560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 571, 1094, 1142, 2188, 2284, 2735, 2855, 4376, 4568, 5470, 5710, 10940, 11420, 21880, 22840, 312337, 624674, 1249348, 1561685, 2498696, 3123370, 6246740, 12493480]

約数ペア:

[(1, 12493480), (2, 6246740), (4, 3123370), (5, 2498696), (8, 1561685), (10, 1249348), (20, 624674), (40, 312337), (547, 22840), (571, 21880), (1094, 11420), (1142, 10940), (2188, 5710), (2284, 5470), (2735, 4568), (2855, 4376)]