12285320

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1093}}^1$

素因数の和:1385

約数の個数: 32

約数和(自身を含む): 27765720

約数和(自身を除く): 15480400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1093, 1124, 1405, 2186, 2248, 2810, 4372, 5465, 5620, 8744, 10930, 11240, 21860, 43720, 307133, 614266, 1228532, 1535665, 2457064, 3071330, 6142660, 12285320]

約数ペア:

[(1, 12285320), (2, 6142660), (4, 3071330), (5, 2457064), (8, 1535665), (10, 1228532), (20, 614266), (40, 307133), (281, 43720), (562, 21860), (1093, 11240), (1124, 10930), (1405, 8744), (2186, 5620), (2248, 5465), (2810, 4372)]