27789320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53441}}^1$

素因数の和:53465

約数の個数: 32

約数和(自身を含む): 67336920

約数和(自身を除く): 39547600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 53441, 106882, 213764, 267205, 427528, 534410, 694733, 1068820, 1389466, 2137640, 2778932, 3473665, 5557864, 6947330, 13894660, 27789320]

約数ペア:

[(1, 27789320), (2, 13894660), (4, 6947330), (5, 5557864), (8, 3473665), (10, 2778932), (13, 2137640), (20, 1389466), (26, 1068820), (40, 694733), (52, 534410), (65, 427528), (104, 267205), (130, 213764), (260, 106882), (520, 53441)]