13928840

素因数分解:

$2^3\times 5^1\times {\mathrm{348221}}^1$

素因数の和:348232

約数の個数: 16

約数和(自身を含む): 31339980

約数和(自身を除く): 17411140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 348221, 696442, 1392884, 1741105, 2785768, 3482210, 6964420, 13928840]

約数ペア:

[(1, 13928840), (2, 6964420), (4, 3482210), (5, 2785768), (8, 1741105), (10, 1392884), (20, 696442), (40, 348221)]