56471660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{403369}}^1$

素因数の和:403385

約数の個数: 24

約数和(自身を含む): 135532320

約数和(自身を除く): 79060660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 403369, 806738, 1613476, 2016845, 2823583, 4033690, 5647166, 8067380, 11294332, 14117915, 28235830, 56471660]

約数ペア:

[(1, 56471660), (2, 28235830), (4, 14117915), (5, 11294332), (7, 8067380), (10, 5647166), (14, 4033690), (20, 2823583), (28, 2016845), (35, 1613476), (70, 806738), (140, 403369)]