8690480

素因数分解:

$2^4\times 5^1\times {\mathrm{108631}}^1$

素因数の和:108644

約数の個数: 20

約数和(自身を含む): 20205552

約数和(自身を除く): 11515072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 108631, 217262, 434524, 543155, 869048, 1086310, 1738096, 2172620, 4345240, 8690480]

約数ペア:

[(1, 8690480), (2, 4345240), (4, 2172620), (5, 1738096), (8, 1086310), (10, 869048), (16, 543155), (20, 434524), (40, 217262), (80, 108631)]