8163320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18553}}^1$

素因数の和:18575

約数の個数: 32

約数和(自身を含む): 20038320

約数和(自身を除く): 11875000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18553, 37106, 74212, 92765, 148424, 185530, 204083, 371060, 408166, 742120, 816332, 1020415, 1632664, 2040830, 4081660, 8163320]

約数ペア:

[(1, 8163320), (2, 4081660), (4, 2040830), (5, 1632664), (8, 1020415), (10, 816332), (11, 742120), (20, 408166), (22, 371060), (40, 204083), (44, 185530), (55, 148424), (88, 92765), (110, 74212), (220, 37106), (440, 18553)]