2020140285

素因数分解:

$3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{164039}}^1$

素因数の和:164868

約数の個数: 16

約数和(自身を含む): 3236181120

約数和(自身を除く): 1216040835

約数列:

[1, 3, 5, 15, 821, 2463, 4105, 12315, 164039, 492117, 820195, 2460585, 134676019, 404028057, 673380095, 2020140285]

約数ペア:

[(1, 2020140285), (3, 673380095), (5, 404028057), (15, 134676019), (821, 2460585), (2463, 820195), (4105, 492117), (12315, 164039)]