12258220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47147}}^1$

素因数の和:47169

約数の個数: 24

約数和(自身を含む): 27723024

約数和(自身を除く): 15464804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 47147, 94294, 188588, 235735, 471470, 612911, 942940, 1225822, 2451644, 3064555, 6129110, 12258220]

約数ペア:

[(1, 12258220), (2, 6129110), (4, 3064555), (5, 2451644), (10, 1225822), (13, 942940), (20, 612911), (26, 471470), (52, 235735), (65, 188588), (130, 94294), (260, 47147)]