20215215070

素因数分解:

$2^1\times 5^1\times {\mathrm{2851}}^1\times {\mathrm{709057}}^1$

素因数の和:711915

約数の個数: 16

約数和(自身を含む): 36400201488

約数和(自身を除く): 16184986418

約数列:

[1, 2, 5, 10, 2851, 5702, 14255, 28510, 709057, 1418114, 3545285, 7090570, 2021521507, 4043043014, 10107607535, 20215215070]

約数ペア:

[(1, 20215215070), (2, 10107607535), (5, 4043043014), (10, 2021521507), (2851, 7090570), (5702, 3545285), (14255, 1418114), (28510, 709057)]