12412820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{88663}}^1$

素因数の和:88679

約数の個数: 24

約数和(自身を含む): 29791104

約数和(自身を除く): 17378284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 88663, 177326, 354652, 443315, 620641, 886630, 1241282, 1773260, 2482564, 3103205, 6206410, 12412820]

約数ペア:

[(1, 12412820), (2, 6206410), (4, 3103205), (5, 2482564), (7, 1773260), (10, 1241282), (14, 886630), (20, 620641), (28, 443315), (35, 354652), (70, 177326), (140, 88663)]