9966940

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{821}}^1$

素因数の和:1437

約数の個数: 24

約数和(自身を含む): 20990592

約数和(自身を除く): 11023652

約数列:

[1, 2, 4, 5, 10, 20, 607, 821, 1214, 1642, 2428, 3035, 3284, 4105, 6070, 8210, 12140, 16420, 498347, 996694, 1993388, 2491735, 4983470, 9966940]

約数ペア:

[(1, 9966940), (2, 4983470), (4, 2491735), (5, 1993388), (10, 996694), (20, 498347), (607, 16420), (821, 12140), (1214, 8210), (1642, 6070), (2428, 4105), (3035, 3284)]