13720990

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5741}}^1$

素因数の和:5987

約数の個数: 16

約数和(自身を含む): 24805440

約数和(自身を除く): 11084450

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 5741, 11482, 28705, 57410, 1372099, 2744198, 6860495, 13720990]

約数ペア:

[(1, 13720990), (2, 6860495), (5, 2744198), (10, 1372099), (239, 57410), (478, 28705), (1195, 11482), (2390, 5741)]