123710

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 16

約数和(自身を含む): 226800

約数和(自身を除く): 103090

約数列:

[1, 2, 5, 10, 89, 139, 178, 278, 445, 695, 890, 1390, 12371, 24742, 61855, 123710]

約数ペア:

[(1, 123710), (2, 61855), (5, 24742), (10, 12371), (89, 1390), (139, 890), (178, 695), (278, 445)]