5655980020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2158771}}^1$

素因数の和:2158911

約数の個数: 24

約数和(自身を含む): 11968231968

約数和(自身を除く): 6312251948

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 2158771, 4317542, 8635084, 10793855, 21587710, 43175420, 282799001, 565598002, 1131196004, 1413995005, 2827990010, 5655980020]

約数ペア:

[(1, 5655980020), (2, 2827990010), (4, 1413995005), (5, 1131196004), (10, 565598002), (20, 282799001), (131, 43175420), (262, 21587710), (524, 10793855), (655, 8635084), (1310, 4317542), (2620, 2158771)]