24427120

素因数分解:

$2^4\times 5^1\times {\mathrm{305339}}^1$

素因数の和:305352

約数の個数: 20

約数和(自身を含む): 56793240

約数和(自身を除く): 32366120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 305339, 610678, 1221356, 1526695, 2442712, 3053390, 4885424, 6106780, 12213560, 24427120]

約数ペア:

[(1, 24427120), (2, 12213560), (4, 6106780), (5, 4885424), (8, 3053390), (10, 2442712), (16, 1526695), (20, 1221356), (40, 610678), (80, 305339)]