13880680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31547}}^1$

素因数の和:31569

約数の個数: 32

約数和(自身を含む): 34071840

約数和(自身を除く): 20191160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 31547, 63094, 126188, 157735, 252376, 315470, 347017, 630940, 694034, 1261880, 1388068, 1735085, 2776136, 3470170, 6940340, 13880680]

約数ペア:

[(1, 13880680), (2, 6940340), (4, 3470170), (5, 2776136), (8, 1735085), (10, 1388068), (11, 1261880), (20, 694034), (22, 630940), (40, 347017), (44, 315470), (55, 252376), (88, 157735), (110, 126188), (220, 63094), (440, 31547)]