6469480

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{821}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 14648040

約数和(自身を除く): 8178560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 821, 985, 1576, 1642, 1970, 3284, 3940, 4105, 6568, 7880, 8210, 16420, 32840, 161737, 323474, 646948, 808685, 1293896, 1617370, 3234740, 6469480]

約数ペア:

[(1, 6469480), (2, 3234740), (4, 1617370), (5, 1293896), (8, 808685), (10, 646948), (20, 323474), (40, 161737), (197, 32840), (394, 16420), (788, 8210), (821, 7880), (985, 6568), (1576, 4105), (1642, 3940), (1970, 3284)]