12713420

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2417}}^1$

素因数の和:2689

約数の個数: 24

約数和(自身を含む): 26810784

約数和(自身を除く): 14097364

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2417, 2630, 4834, 5260, 9668, 12085, 24170, 48340, 635671, 1271342, 2542684, 3178355, 6356710, 12713420]

約数ペア:

[(1, 12713420), (2, 6356710), (4, 3178355), (5, 2542684), (10, 1271342), (20, 635671), (263, 48340), (526, 24170), (1052, 12085), (1315, 9668), (2417, 5260), (2630, 4834)]