13772840

素因数分解:

$2^3\times 5^1\times {\mathrm{344321}}^1$

素因数の和:344332

約数の個数: 16

約数和(自身を含む): 30988980

約数和(自身を除く): 17216140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 344321, 688642, 1377284, 1721605, 2754568, 3443210, 6886420, 13772840]

約数ペア:

[(1, 13772840), (2, 6886420), (4, 3443210), (5, 2754568), (8, 1721605), (10, 1377284), (20, 688642), (40, 344321)]