4490480

素因数分解:

$2^4\times 5^1\times {\mathrm{56131}}^1$

素因数の和:56144

約数の個数: 20

約数和(自身を含む): 10440552

約数和(自身を除く): 5950072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 56131, 112262, 224524, 280655, 449048, 561310, 898096, 1122620, 2245240, 4490480]

約数ペア:

[(1, 4490480), (2, 2245240), (4, 1122620), (5, 898096), (8, 561310), (10, 449048), (16, 280655), (20, 224524), (40, 112262), (80, 56131)]