20201398270

素因数分解:

$2^1\times 5^1\times {\mathrm{14009}}^1\times {\mathrm{144203}}^1$

素因数の和:158219

約数の個数: 16

約数和(自身を含む): 36365364720

約数和(自身を除く): 16163966450

約数列:

[1, 2, 5, 10, 14009, 28018, 70045, 140090, 144203, 288406, 721015, 1442030, 2020139827, 4040279654, 10100699135, 20201398270]

約数ペア:

[(1, 20201398270), (2, 10100699135), (5, 4040279654), (10, 2020139827), (14009, 1442030), (28018, 721015), (70045, 288406), (140090, 144203)]