13720030

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3527}}^1$

素因数の和:3923

約数の個数: 16

約数和(自身を含む): 24766560

約数和(自身を除く): 11046530

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3527, 3890, 7054, 17635, 35270, 1372003, 2744006, 6860015, 13720030]

約数ペア:

[(1, 13720030), (2, 6860015), (5, 2744006), (10, 1372003), (389, 35270), (778, 17635), (1945, 7054), (3527, 3890)]