12238340

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2381}}^1$

素因数の和:2647

約数の個数: 24

約数和(自身を含む): 25811352

約数和(自身を除く): 13573012

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2381, 2570, 4762, 5140, 9524, 11905, 23810, 47620, 611917, 1223834, 2447668, 3059585, 6119170, 12238340]

約数ペア:

[(1, 12238340), (2, 6119170), (4, 3059585), (5, 2447668), (10, 1223834), (20, 611917), (257, 47620), (514, 23810), (1028, 11905), (1285, 9524), (2381, 5140), (2570, 4762)]