4059090820

素因数分解:

$2^2\times 5^1\times {\mathrm{202954541}}^1$

素因数の和:202954550

約数の個数: 12

約数和(自身を含む): 8524090764

約数和(自身を除く): 4464999944

約数列:

[1, 2, 4, 5, 10, 20, 202954541, 405909082, 811818164, 1014772705, 2029545410, 4059090820]

約数ペア:

[(1, 4059090820), (2, 2029545410), (4, 1014772705), (5, 811818164), (10, 405909082), (20, 202954541)]