11501920

素因数分解:

$2^5\times 5^1\times {\mathrm{71887}}^1$

素因数の和:71902

約数の個数: 24

約数和(自身を含む): 27173664

約数和(自身を除く): 15671744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 71887, 143774, 287548, 359435, 575096, 718870, 1150192, 1437740, 2300384, 2875480, 5750960, 11501920]

約数ペア:

[(1, 11501920), (2, 5750960), (4, 2875480), (5, 2300384), (8, 1437740), (10, 1150192), (16, 718870), (20, 575096), (32, 359435), (40, 287548), (80, 143774), (160, 71887)]