385067440

素因数分解:

$2^4\times 5^1\times {\mathrm{839}}^1\times {\mathrm{5737}}^1$

素因数の和:6589

約数の個数: 40

約数和(自身を含む): 896505120

約数和(自身を除く): 511437680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839, 1678, 3356, 4195, 5737, 6712, 8390, 11474, 13424, 16780, 22948, 28685, 33560, 45896, 57370, 67120, 91792, 114740, 229480, 458960, 4813343, 9626686, 19253372, 24066715, 38506744, 48133430, 77013488, 96266860, 192533720, 385067440]

約数ペア:

[(1, 385067440), (2, 192533720), (4, 96266860), (5, 77013488), (8, 48133430), (10, 38506744), (16, 24066715), (20, 19253372), (40, 9626686), (80, 4813343), (839, 458960), (1678, 229480), (3356, 114740), (4195, 91792), (5737, 67120), (6712, 57370), (8390, 45896), (11474, 33560), (13424, 28685), (16780, 22948)]