1245885730

素因数分解:

$2^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{247691}}^1$

素因数の和:248201

約数の個数: 16

約数和(自身を含む): 2247061824

約数和(自身を除く): 1001176094

約数列:

[1, 2, 5, 10, 503, 1006, 2515, 5030, 247691, 495382, 1238455, 2476910, 124588573, 249177146, 622942865, 1245885730]

約数ペア:

[(1, 1245885730), (2, 622942865), (5, 249177146), (10, 124588573), (503, 2476910), (1006, 1238455), (2515, 495382), (5030, 247691)]