8386040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16127}}^1$

素因数の和:16151

約数の個数: 32

約数和(自身を含む): 20321280

約数和(自身を除く): 11935240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16127, 32254, 64508, 80635, 129016, 161270, 209651, 322540, 419302, 645080, 838604, 1048255, 1677208, 2096510, 4193020, 8386040]

約数ペア:

[(1, 8386040), (2, 4193020), (4, 2096510), (5, 1677208), (8, 1048255), (10, 838604), (13, 645080), (20, 419302), (26, 322540), (40, 209651), (52, 161270), (65, 129016), (104, 80635), (130, 64508), (260, 32254), (520, 16127)]