308049260

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{141307}}^1$

素因数の和:141425

約数の個数: 24

約数和(自身を含む): 652842960

約数和(自身を除く): 344793700

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 141307, 282614, 565228, 706535, 1413070, 2826140, 15402463, 30804926, 61609852, 77012315, 154024630, 308049260]

約数ペア:

[(1, 308049260), (2, 154024630), (4, 77012315), (5, 61609852), (10, 30804926), (20, 15402463), (109, 2826140), (218, 1413070), (436, 706535), (545, 565228), (1090, 282614), (2180, 141307)]