2878889260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11072651}}^1$

素因数の和:11072673

約数の個数: 24

約数和(自身を含む): 6510719376

約数和(自身を除く): 3631830116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 11072651, 22145302, 44290604, 55363255, 110726510, 143944463, 221453020, 287888926, 575777852, 719722315, 1439444630, 2878889260]

約数ペア:

[(1, 2878889260), (2, 1439444630), (4, 719722315), (5, 575777852), (10, 287888926), (13, 221453020), (20, 143944463), (26, 110726510), (52, 55363255), (65, 44290604), (130, 22145302), (260, 11072651)]