8122840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18461}}^1$

素因数の和:18483

約数の個数: 32

約数和(自身を含む): 19938960

約数和(自身を除く): 11816120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18461, 36922, 73844, 92305, 147688, 184610, 203071, 369220, 406142, 738440, 812284, 1015355, 1624568, 2030710, 4061420, 8122840]

約数ペア:

[(1, 8122840), (2, 4061420), (4, 2030710), (5, 1624568), (8, 1015355), (10, 812284), (11, 738440), (20, 406142), (22, 369220), (40, 203071), (44, 184610), (55, 147688), (88, 92305), (110, 73844), (220, 36922), (440, 18461)]