13130060

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1021}}^1$

素因数の和:1673

約数の個数: 24

約数和(自身を含む): 27643056

約数和(自身を除く): 14512996

約数列:

[1, 2, 4, 5, 10, 20, 643, 1021, 1286, 2042, 2572, 3215, 4084, 5105, 6430, 10210, 12860, 20420, 656503, 1313006, 2626012, 3282515, 6565030, 13130060]

約数ペア:

[(1, 13130060), (2, 6565030), (4, 3282515), (5, 2626012), (10, 1313006), (20, 656503), (643, 20420), (1021, 12860), (1286, 10210), (2042, 6430), (2572, 5105), (3215, 4084)]