12430480

素因数分解:

$2^4\times 5^1\times {\mathrm{155381}}^1$

素因数の和:155394

約数の個数: 20

約数和(自身を含む): 28901052

約数和(自身を除く): 16470572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155381, 310762, 621524, 776905, 1243048, 1553810, 2486096, 3107620, 6215240, 12430480]

約数ペア:

[(1, 12430480), (2, 6215240), (4, 3107620), (5, 2486096), (8, 1553810), (10, 1243048), (16, 776905), (20, 621524), (40, 310762), (80, 155381)]