13409540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18121}}^1$

素因数の和:18167

約数の個数: 24

約数和(自身を含む): 28922712

約数和(自身を除く): 15513172

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 18121, 36242, 72484, 90605, 181210, 362420, 670477, 1340954, 2681908, 3352385, 6704770, 13409540]

約数ペア:

[(1, 13409540), (2, 6704770), (4, 3352385), (5, 2681908), (10, 1340954), (20, 670477), (37, 362420), (74, 181210), (148, 90605), (185, 72484), (370, 36242), (740, 18121)]