12968260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34127}}^1$

素因数の和:34155

約数の個数: 24

約数和(自身を含む): 28667520

約数和(自身を除く): 15699260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 34127, 68254, 136508, 170635, 341270, 648413, 682540, 1296826, 2593652, 3242065, 6484130, 12968260]

約数ペア:

[(1, 12968260), (2, 6484130), (4, 3242065), (5, 2593652), (10, 1296826), (19, 682540), (20, 648413), (38, 341270), (76, 170635), (95, 136508), (190, 68254), (380, 34127)]