84768820

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{4111}}^1$

素因数の和:5151

約数の個数: 24

約数和(自身を含む): 178230528

約数和(自身を除く): 93461708

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 4111, 4124, 5155, 8222, 10310, 16444, 20555, 20620, 41110, 82220, 4238441, 8476882, 16953764, 21192205, 42384410, 84768820]

約数ペア:

[(1, 84768820), (2, 42384410), (4, 21192205), (5, 16953764), (10, 8476882), (20, 4238441), (1031, 82220), (2062, 41110), (4111, 20620), (4124, 20555), (5155, 16444), (8222, 10310)]