30081820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{13799}}^1$

素因数の和:13917

約数の個数: 24

約数和(自身を含む): 63756000

約数和(自身を除く): 33674180

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 13799, 27598, 55196, 68995, 137990, 275980, 1504091, 3008182, 6016364, 7520455, 15040910, 30081820]

約数ペア:

[(1, 30081820), (2, 15040910), (4, 7520455), (5, 6016364), (10, 3008182), (20, 1504091), (109, 275980), (218, 137990), (436, 68995), (545, 55196), (1090, 27598), (2180, 13799)]