16138480

素因数分解:

$2^4\times 5^1\times {\mathrm{201731}}^1$

素因数の和:201744

約数の個数: 20

約数和(自身を含む): 37522152

約数和(自身を除く): 21383672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 201731, 403462, 806924, 1008655, 1613848, 2017310, 3227696, 4034620, 8069240, 16138480]

約数ペア:

[(1, 16138480), (2, 8069240), (4, 4034620), (5, 3227696), (8, 2017310), (10, 1613848), (16, 1008655), (20, 806924), (40, 403462), (80, 201731)]