6490480

素因数分解:

$2^4\times 5^1\times {\mathrm{81131}}^1$

素因数の和:81144

約数の個数: 20

約数和(自身を含む): 15090552

約数和(自身を除く): 8600072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 81131, 162262, 324524, 405655, 649048, 811310, 1298096, 1622620, 3245240, 6490480]

約数ペア:

[(1, 6490480), (2, 3245240), (4, 1622620), (5, 1298096), (8, 811310), (10, 649048), (16, 405655), (20, 324524), (40, 162262), (80, 81131)]