9145940

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{821}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 19264392

約数和(自身を除く): 10118452

約数列:

[1, 2, 4, 5, 10, 20, 557, 821, 1114, 1642, 2228, 2785, 3284, 4105, 5570, 8210, 11140, 16420, 457297, 914594, 1829188, 2286485, 4572970, 9145940]

約数ペア:

[(1, 9145940), (2, 4572970), (4, 2286485), (5, 1829188), (10, 914594), (20, 457297), (557, 16420), (821, 11140), (1114, 8210), (1642, 5570), (2228, 4105), (2785, 3284)]